S. Ramaswamy

Details der Publikationsliste

Zeitraum

1972 - 2009

Anzahl

150

Co-Autoren

Local and Global Recency Weighting Approach to Bug Prediction (2009)

Hemant Joshi, Chuanlei Zhang, S. Ramaswamy, Coskun Bayrak

Finding and fixing software bugs is a challenging maintenance task, and a significant amount of effort is invested by software development companies on this issue. In this paper, we use the Eclipse...

September 26, 2007 11:25 Proceedings Trim Size: 9in x 6in psb08r SGDI: SYSTEM FOR GENOMIC DATA INTEGRATION ∗ (2008)

V. J. Carey, J. Gentry, D. Sarkar, R. Gentleman, S. Ramaswamy

This paper describes a framework for collecting, annotating, and archiving highthroughput assays from multiple experiments conducted on one or more series of samples. Specific applications include...

Distributed Computing Systems: P2P versus Grid Computing Alternatives (2008)

A. Cabani, S. Ramaswamy, M. Itmi, S. Al-shukri, J. P. Pécuchet

Abstract-Grid and P2P systems have become popular options for large-scale distributed computing, but their popularity has led to a number of varying definitions that are often conflicting. Taxonomies...

Response to Comment on “Long-Lived Giant Number Fluctuations in a Swarming Granular Nematic" (2008)

Narayan, V, Ramaswamy, S, Menon, N

On the basis of experiments using monolayers of spherical grains, Aranson et al. suggest that the giant number fluctuations we observed in active granular rods may be explained by static...

[3] S. Abiteboul, R. Hull, and V. Vianu. Foundations of Databases. Addison- (2008)

S. Acharya, P. B. Gibbons, V. Poosala, S. Ramaswamy, The Aqua

[4] S. Abiteboul and P. Kanellakis. Object identity as a query language primitive.

WHISPER- Service Integrated Incident Management System (2008)

S. Ramaswamy, M. Rogers, A. D. Crockett, D. Feaker, M. Carter

ABSTRACT: This paper presents a cohesive summary of existing emergency response systems. We investigate and integrate principles, theories, and practices from four diverse, yet related, fields of...

IntelliMatch: A SME-Driven Trainable Matching Engine ♣ (2008)

C. Zhang, R. Ramamoorty, S. Ramaswamy, R. Seker, C. Bayrak, H. Elsalloukh

Abstract—Data matching rules are normally the result of collective experiences and judgments of subject matter experts (SMEs). Data matching requires a clearly defined set of rules to both...

Understanding Scalability Issues for a Distributed Simulation Environment Using Intelligent Coordinated Entities (2008)

April R. Crockett, Rodger Maarfi, S. Ramaswamy, E. L. Brown, M. Rogers

Distributed applications are no longer an exception to software architecture design. Scalability is a strong motivation of many organizations to implement a distributed application. This paper...

An Adaptive Feedback Control Based Cell Scheduler for ATM Networks (2008)

S. Ramaswamy, P. Gburzynski

We describe a cell scheduler for ATM networks based on a predictive adaptive feedback control methodology, whose goal is to maintain the quality of service (QoS) of a set of calls at the desired...

Response to Comment on “Long-Lived Giant Number Fluctuations in a Swarming Granular Nematic" (2008)

Narayan, V, Ramaswamy, S, Menon, N

On the basis of experiments using monolayers of spherical grains, Aranson et al. suggest that the giant number fluctuations we observed in active granular rods may be explained by static...

ATM Cell Scheduling Using Adaptive Feedback Control (2007)

S. Ramaswamy, P. Gburzynski

We present a control theory based approach to scheduling departing cells in an ATM switch. With our approach, queue service rates fluctuate within some limits, maintaining the QoS at the desired...

A Flexible Reasoning Mechanism for the Trade-off of System Versus Local goals in Sensible Agents (2007)

K. S. Barber, K. S. Barber, T. H. Liu, T. H. Liu, A. Goel, A. Goel, ...

Planning and control systems for highly dynamic and uncertain manufacturing environments require adaptive flexibility and decision-making capabilities. Modern distributed manufacturing systems assess...

VERAM: Virtual Environments for Education, Robotics, Automation and Manufacturing (2007)

S. Ramaswamy

: The objective of this research is to explore virtual environments in education, robotics automation and manufacturing (VERAM). The grant provides funding for the purchase of equipment necessary for...

August 14, 1996 PARADIGM Bibliography 3 (2007)

Ramaswamy Sapatnekar, S. Ramaswamy, S. Sapatnekar, P. Banerjee, A Framework, Exploiting Data, ...

iable and High-Performance Computing, University of Illinois, Urbana, IL, August 1995. [34] A. Roy-Chowdhury. Manual and Compiler Assisted Methods for Generating Fault-Tolerant Parallel Programs. PhD...

THE EUROPEAN PHYSICAL JOURNAL B c○ EDP Sciences (2007)

A. Basu, J. K. Bhattacharjee, S. Ramaswamy, P. H. Diamond, Phys Rev E

Mean magnetic field and noise cross-correlation in magnetohydrodynamic turbulence: results from a one-dimensional model

Shear-flow–induced isotropic-to-nematic transition in a suspension of active filaments (2007)

Muhuri, S., Rao, Madan, Ramaswamy, S.

Restricted Access. An open-access version is available at arXiv.org (one of the alternative locations)

Shear-flow–induced isotropic-to-nematic transition in a suspension of active filaments (2007)

Muhuri, S, Rao, M, Ramaswamy, S

We study the effects of externally applied shear flow on a model of suspensions of motors and filaments, via the equations of active hydrodynamics (Phys. Rev. Lett., 89 (2002) 058101; 92 (2004)...

Structural investigations of the ferredoxin and terminal oxygenase components of the biphenyl 2,3-dioxygenase from Sphingobium yanoikuyaeB1 (2007)

Ferraro, Daniel J, Brown, Eric N, Yu, Chi-Li, Parales, Rebecca E, Gibson, David T, Ramaswamy, S

Abstract Background The initial step involved in oxidative hydroxylation of monoaromatic and polyaromatic compounds by the microorganism Sphingobium yanoikuyae strain B1 (B1), previously known as...

Structural investigations of the ferredoxin and terminal oxygenase components of the biphenyl 2,3-dioxygenase from Sphingobium yanoikuyaeB1 (2007)

Ferraro, Daniel J, Brown, Eric N, Yu, Chi-Li, Parales, Rebecca E, Gibson, David T, Ramaswamy, S

Abstract Background The initial step involved in oxidative hydroxylation of monoaromatic and polyaromatic compounds by the microorganism Sphingobium yanoikuyae strain B1 (B1), previously known as...

Superdiffusion of concentration in wormlike-micelle solutions (2007)

Ganapathy, R, Sood, AK, Ramaswamy, S

Our dynamic light scattering studies of viscoelastic wormlike-micelle solutions of surfactant cetyltrimethyl ammonium tosylate (CTAT) show superdiffusive relaxation of concentration fluctuations:...

Superdiffusion of concentration in wormlike-micelle solutions (2007)

Ganapathy, R, Sood, AK, Ramaswamy, S

Our dynamic light scattering studies of viscoelastic wormlike-micelle solutions of surfactant cetyltrimethyl ammonium tosylate (CTAT) show superdiffusive relaxation of concentration fluctuations:...

Shear-flow–induced isotropic-to-nematic transition in a suspension of active filaments (2007)

Muhuri, S, Rao, M, Ramaswamy, S

We study the effects of externally applied shear flow on a model of suspensions of motors and filaments, via the equations of active hydrodynamics (Phys. Rev. Lett., 89 (2002) 058101; 92 (2004)...

How does light regulate chloroplast enzymes ? Structure–function studies of the ferredoxin/thioredoxin system (2006)

Dai, Shaodong, Schwendtmayer, Cristina, Johansson, Kenth, Ramaswamy, S, Schürmann, Peter, Eklund, Hans

A pre-requisite for life on earth is the conversion of solar energy into chemical energy by photosynthetic organisms. Plants and photosynthetic oxygenic microorganisms trap the energy from sunlight...

How does light regulate chloroplast enzymes ? Structure–function studies of the ferredoxin/thioredoxin system (2006)

Dai, Shaodong, Schwendtmayer, Cristina, Johansson, Kenth, Ramaswamy, S, Schürmann, Peter, Eklund, Hans

A pre-requisite for life on earth is the conversion of solar energy into chemical energy by photosynthetic organisms. Plants and photosynthetic oxygenic microorganisms trap the energy from sunlight...

Flow-induced voltage and current generation in carbon nanotubes (2004)

Ghosh, Shankar, Sood, A.K., Ramaswamy, S., Kumar, N.

New experimental results, and a plausible theoretical understanding thereof, are presented for the flow-induced currents and voltages observed in single-walled carbon nanotube samples. In our...

Flow-induced voltage and current generation in carbon nanotubes (2004)

Ghosh, S., Sood, A. K., Ramaswamy, S., Kumar, N.

New experimental results, and a plausible theoretical understanding thereof, are presented for the flow-induced currents and voltages observed in single-walled carbon nanotube samples. In our...

Flow-induced voltage and current generation in carbon nanotubes (2004)

Ghosh, S, Sood, AK, Ramaswamy, S, Kumar, N

New experimental results, and a plausible theoretical understanding thereof, are presented for the flow-induced currents and voltages observed in single-walled carbon nanotube samples. In our...

Flow-induced voltage and current generation in carbon nanotubes (2004)

Ghosh, S., Sood, A. K., Ramaswamy, S., Kumar, N.

New experimental results, and a plausible theoretical understanding thereof, are presented for the flow-induced currents and voltages observed in single-walled carbon nanotube samples. In our...

Flow-induced voltage and current generation in carbon nanotubes (2004)

Ghosh, S, Sood, AK, Ramaswamy, S, Kumar, N

New experimental results, and a plausible theoretical understanding thereof, are presented for the flow-induced currents and voltages observed in single-walled carbon nanotube samples. In our...

Active nematics on a substrate: Giant number fluctuations and long-time tails (2003)

Ramaswamy, S, Simha, Aditi R, Toner, J

We construct the equations of motion for the coupled dynamics of order parameter and concentration for the nematic phase of driven particles on a solid surface, and show that they imply i) giant...

Active nematics on a substrate: Giant number fluctuations and long-time tails (2003)

Ramaswamy, S, Simha, Aditi R, Toner, J

We construct the equations of motion for the coupled dynamics of order parameter and concentration for the nematic phase of driven particles on a solid surface, and show that they imply i) giant...

Driven Heisenberg magnets: Nonequilibrium criticality, spatiotemporal chaos and control (2002)

Das, Jayajit, Rao, Madan, Ramaswamy, S.

Restricted Access. An open-access version is available at arXiv.org (one of the alternative locations)

A Three-Tier Communication and Control Structure for the Distributed (2002)

Simulation Of An, R. Maarfi, E. L. Brown, S. Ramaswamy

This paper presents an Automated Highway Simulation using a hierarchy of communication to resolve advanced traffic situations. The simulation is being done to study communication paradigms, traffic...

Software Design and Testing Using Petri Nets: A Case Study Using a Distributed Simulation (2002)

S. Ramaswamy, R. Neelakantan

ABSTRACT:- This paper presents the application of Petri Nets in software design and testing using a distributed simulation application for naval radar interference resolution as a case study. Good...

A Three-tier Communication and Control Structure for the Distributed Simulation of an Automated Highway (2002)

R. Maarfi, E. L. Brown, S. Ramaswamy

ABSTRACT:- This paper presents an Automated Highway Simulation using a hierarchy of communication to resolve advanced traffic situations. The simulation is being done to study communication...

ESD in silicon integrated circuits (2002)

Anderson, W., Gieser, H., Ramaswamy, S.

Chapter Two introduces into phenomena of electrostatic discharge ESD which may damage integrated circuits. It discusses mechanisms generating the electrostatic voltage difference and the short...

Active membrane fluctuations studied by micropipet aspiration (2001)

Manneville, JB, Bassereau, P, Ramaswamy, S, Prost, J

We present a detailed analysis of the micropipet experiments recently reported by J-B. Manneville et al., [Phys. Rev. Lett. 82, 4356 (1999)], including a derivation of the expected behavior of the...

Issues in the statistical mechanics of steady sedimentation (2001)

Ramaswamy, S

A critical review is presented of recent experimental and theoretical work on the steady sedimentation of particulate suspensions in viscous fluids. The point of view is that of a practitioner of...

Active Membrane Fluctuations Studied by Micropipet Aspiration (2001)

Manneville, J-B., Bassereau, P., Ramaswamy, S., Prost, J.

We present a detailed analysis of the micropipet experiments recently reported in J-B. Manneville et al., Phys. Rev. Lett. 82, 4356--4359 (1999), including a derivation of the expected behaviour of...

Multiple isomorphous replacement on merohedral twins: structure determination of deacetoxycephalosporin C synthase (2001)

Terwisscha Van Scheltinga, Anke C., Valegård, Karin, Ramaswamy, S., Hajdu, Janos, Andersson, Inger

Merohedral twinning is a packing anomaly that seriously impairs the determination of macromolecular crystal structures. Crystals of deacetoxycephalosporin C synthase (DAOCS), an enzyme involved in...

Active membrane fluctuations studied by micropipet aspiration (2001)

Manneville, JB, Bassereau, P, Ramaswamy, S, Prost, J

We present a detailed analysis of the micropipet experiments recently reported by J-B. Manneville et al., [Phys. Rev. Lett. 82, 4356 (1999)], including a derivation of the expected behavior of the...

Implementation and Evaluation of a Dynamic Protocol for Interference Resolution in Naval (2001)

Radar Units Krishnamurthy, S. Krishnamurthy, S. Ramaswamy, P. K. Rajan

Radars are widely used in a variety of applications including communications, defense systems, air traffic control, etc. Previous work [1-4] by our group detailed the need for automated negotiation...

Accepted to Special Issue on Software Agents and Simulation, SIMULATION, April 2001 A Distributed Agent-based Simulation Environment for Interference Detection and Resolution (2001)

Ramaswamy Software Automation, S. Ramaswamy, S. Krishnamurthy, R. Macfadzean

this paper, a two-level architecture is developed and implemented for the interactive simulation and evaluation of a distributed agent-based simulation environment designed to detect and resolve...

Distributed Simulation of an Automated Highway System with Intelligent Vehicles (2001)

R. Donath, April Dean, D. Girardi, S. Ramaswamy

This paper presents the simulation of an automated highway system with intelligent vehicles. The major objective of this work is to simulate intelligent communication and coordination between...

Complex Negotiation Protocols For A Distributed Simulation (2001)

Environment Ramachandran Ramaswamy, V. Ramachandran, S. Ramaswamy, P. K. Rajan

EMCAP (Electromagnetic Compatibility Analysis Program) is a PC based program used by U.S Navy to assign system frequencies to radars in a single platform or in a group. The central frequency manager...

A Petri Net based Approach for Establishing Necessary Software Design and Testing Requirements (2000)

S. Ramaswamy, S. Ramaswamy

In this paper, a Petri net based approach for establishing the minimal design and testing requirements for software systems is presented. It is based on a technique called the minimal transition...

Implementation and Evaluation of a Distributed Interactive Simulation Architecture for Group Interaction and Coordination: A Case Study in Interference Detection and Resolution in Naval Radar Units (2000)

Srinivasan Ramaswamy Software, K. Srinivasan, S. Ramaswamy

: In last year's conference, a two-level architecture for the implementation of a distributed simulation environment for interference detection and frequency assignment in naval radar units [1]....

Conflict Detection during Plan-Integration for Multi-Agent Systems (2000)

K. S. Barber, K. S. Barber, T. H. Liu, T. H. Liu, S. Ramaswamy, S. Ramaswamy

This paper describes techniques developed for conflict detection during plan integration.

Structure and rheology of the defect-gel states of pure and particle-dispersed lyotropic lamellar phases (1999)

Basappa, G, Suneel, *, Kumaran, V, Nott, PR, Ramaswamy, S, Naik, VM, ...

We present important new results from light-microscopy and rheometry on a moderately concentrated lyotropic smectic, with and without particulate additives, Shear-treatment aligns the phase rapidly,...

Mean magnetic field and noise cross-correlation in magnetohydrodynamic turbulence: results from a one-dimensional model (1999)

Basu, A, Bhattacharjee, JK, Ramaswamy, S

We show that a recently proposed [J. Fleischer, P.H. Diamond, Phys. Rev. E 58, R2709 (1998)] one-dimensional Burgers-like model for magnetohydrodynamics (MHD) is in effect identical to existing...

Structure and rheology of the defect-gel states of pure and particle-dispersed lyotropic lamellar phases (1999)

Basappa, G, Suneel, *, Kumaran, V, Nott, PR, Ramaswamy, S, Naik, VM, ...

We present important new results from light-microscopy and rheometry on a moderately concentrated lyotropic smectic, with and without particulate additives, Shear-treatment aligns the phase rapidly,...

Mean magnetic field and noise cross-correlation in magnetohydrodynamic turbulence: results from a one-dimensional model (1999)

Basu, A, Bhattacharjee, JK, Ramaswamy, S

We show that a recently proposed [J. Fleischer, P.H. Diamond, Phys. Rev. E 58, R2709 (1998)] one-dimensional Burgers-like model for magnetohydrodynamics (MHD) is in effect identical to existing...

PCS Network Survivability (1999)

S. Ramaswamy, T. Dahlberg

Research and development on the survivability of networks has largely focused on public switched telecommunications networks and high speed data networks with little attention on the survivability of...

Flexible Reasoning Using Sensible Agent-based Systems: A Case Study in Job Flow Scheduling (1999)

K. S. Barber, K. S. Barber, T. H. Liu, T. H. Liu, A. Goel, A. Goel, ...

Planning and control systems for highly dynamic and uncertain manufacturing environments require adaptive flexibility and decision-making capabilities. Modern distributed manufacturing systems assess...

A Design Architecture For The Modeling, Analysis And Design Of Manufacturing Control Software (1999)

S. Ramaswamy, K. S. Barber, S. Ramaswamy A

There exist a variety of system specification and modeling tools for systems analysis and design which are essentially independent of one another. Although these tools are used for analyzing well...

Structure of a cephalosporin synthase (1998)

Valegård, Karin, Terwisscha Van Scheltinga, Anke C., Lloyd, Matthew D., Hara, Takane, Ramaswamy, S., Perrakis, Anastassis, ...

Penicillins and cephalosporins are among the most widely used therapeutic agents. These antibiotics are produced from fermentation-derived materials as their chemical synthesis is not commercially...

Interactive Modeling and Simulation of Virtual Manufacturing Assemblies: An Agent-Based Approach* (1998)

S. Ramaswamy, Yi Yan

In this paper, an agent-based design and development of an interactive virtual environment for a manufacturing assembly process is described. Agents in the assembly are identified through their...

A Flexible Reasoning Mechanism for the Trade-off of System Versus Local goals in Sensible Agents (1998)

K. S. Barber, K. S. Barber, T. H. Liu, T. H. Liu, A. Goel, A. Goel, ...

Planning and control systems for highly dynamic and uncertain manufacturing environments require adaptive flexibility and decision-making capabilities. Modern distributed manufacturing systems assess...

Conflict management in sensible agent-based systems (Tech (1998)

K. S. Barber, K. S. Barber, T. H. Liu, T. H. Liu, S. Ramaswamy, S. Ramaswamy

In this paper, an approach of conflict classification and detection is proposed in a domain independent framework for conflict management, and deployed in Sensible Agent Architectures. Sensible...

Equivalent Bandwidth Characterization for Real-time CAC in ATM Networks (1997)

S. Ramaswamy, T. Ono-Tesfaye, W. W. Armstrong, P. Gburzynski

Many call admission control schemes for ATM-type networks are based on the concept of effective bandwidth (EB). Most such schemes focus on the cell loss rate as the exclusive QoS metric and therefore...

An Approach for Monitoring and Control of Agent-based Systems (1997)

S. Ramaswamy, S. Ramaswamy, A. Suraj, A. Suraj, K. S. Barber, K. S. Barber

Finite state machines and their extensions are widely used for system modeling and analysis. Often, the models themselves do not provide much insight into critical system areas which need to be...

An Approach for Monitoring and Control of Agent-based Systems S. Ramaswamy, A. Suraj, K. S. Barber (1997)

The Laboratory For, S. Ramaswamy, S. Ramaswamy, A. Suraj, A. Suraj, K. S. Barber, ...

Finite state machines and their extensions are widely used for system modeling and analysis. Often, the models themselves do not provide much insight into critical system areas which need to be...

A Distributed Search and Simulation Method for Job Flow Scheduling (1997)

Jernigan Ramaswamy And, Professor Charles, M. Shub, S. R. Jernigan, S. R. Jernigan, S. Ramaswamy, ...

Simulation serves as an effective decision support tool in flexible manufacturing systems for understanding and analyzing the effect of changes to the system environment. Due to the variety of...

Sensible Agents (1997)

K. S. Barber, A. Goel, T. J. Graser, T. H. Liu, R. H. Macfadzean, C. E. Martin, ...

The practical deployment of distributed agent-based systems mandates that each agent behave sensibly. This paper focuses on the development of flexible, responsive, adaptive systems based on Sensible...

A Distributed Search and Simulation Method for Job Flow Scheduling (1997)

Jernigan Ramaswamy, S. R. Jernigan, S. Ramaswamy, K. S. Barber

Simulation serves as an effective decision support tool in flexible manufacturing systems for understanding and analyzing the effect of changes to the system environment. Due to the variety of...

Extended Statecharts for the Modeling and Specification of Manufacturing Control Software Systems (1997)

A. Suraj, S. Ramaswamy, K. S. Barber

Building software systems that are easier to use implies addressing the issue of increasing complexities in managing processes and communication between processes. In order to manage complexity, it...

An Adaptive Feedback Control Based Cell Scheduler for ATM Networks (1997)

S. Ramaswamy, P. Gburzynski

We describe a cell scheduler for ATM networks based on a predictive adaptive feedback control methodology, whose goal is to maintain the quality of service (QoS) of a set of calls at the desired...

Extended Statecharts: A Specification Formalism for High Level Design (1996)

A. Suraj, A. Suraj, S. Ramaswamy, S. Ramaswamy, K. S. Barber, K. S. Barber

This paper introduces Extended Statecharts as a comprehensive modeling mechanism for high level systems design. Extended Statecharts allow for the explicit representation of declarable...

Object-Oriented Analysis, Modeling, and Simulation of a Notional Air Defense System* (1996)

Bernard Barcio Ramaswamy, S. Ramaswamy, Robert Macfadzean, K. S. Barber

This paper describes the analysis, modeling, and simulation of a notional air defense system using SMOOCHES (State Machines for Object-Oriented, Concurrent, Hierarchical Engineering Specifications) ....

Object-Oriented Analysis, Modeling, and Simulation of a Notional Air Defense System (1996)

Bernard Barcio Ramaswamy, S. Ramaswamy, Robert Macfadzean, K. S. Barber

This paper describes the analysis, modeling, and simulation of a notional air defense system using SMOOCHES (State Machines for Object-Oriented, Concurrent, Hierarchical Engineering Specifications)....

Radar Frequency Assignment in Mobile Radar Units (1996)

Robert Macfadzean, S. Ramaswamy, K. S. Barber, K. Suzanne Barber, Srini Ramaswamy

This paper presents a case study based on a radar interference control problem using frequency assignment as the control mechanism. The results suggest that locally autonomous agents will generally...

Extended Statecharts: A Specification Formalism for High Level Design (1996)

Suraj Ramaswamy Barber, A. Suraj, A. Suraj, S. Ramaswamy, S. Ramaswamy, K. S. Barber, ...

This paper introduces Extended Statecharts as a comprehensive modeling mechanism for high level systems design. Extended Statecharts allow for the explicit representation of declarable...

Object-Oriented Analysis, Modeling, and Simulation of a Notional Air Defense System (1996)

Bernard T. Barcio, S. Ramaswamy, Robert Macfadzean, K. S. Barber

This paper describes the analysis, modeling, and simulation of a notional air defense system using SMOOCHES (State Machines for Object-Oriented, Concurrent, Hierarchical Engineering Specifications)....

Petri Net Extensions for the Development of MIMO Net Models of Automated Manufacturing Systems (1996)

S. Ramaswamy, K.P. Valavanis, S. Barber

In this paper, the development of Multiple Input Multiple Output (MIMO) subnets is discussed. Hierarchical TimeExtended Petri Nets (H-EPNs), a form of extended PNs allow the development of structured...

Behavioral Specification of Sensible Agents (1996)

K. Suzanne Barber, Srini Ramaswamy, A. Suraj, A. Suraj, S. Ramaswamy, S. Ramaswamy, ...

In this paper, Extended Statecharts are used as a comprehensive modeling mechanism for the behavior modeling of Sensible Agents. Extended Statecharts allow for the explicit representation of...

Novel Finite Temperature Conductivity in Quantum Hall Systems (1995)

Mandal, Sudhansu S., Ramaswamy, S., Ravishankar, V.

We study quantum Hall systems (mainly the integer case) at finite temperatures and show that there is a novel temperature dependence even for a pure system, thanks to the `anomalous' nature of...

An Object-Oriented Modeling and Simulation Environment for Reactive Systems Development (1995)

Bernard T. Barcio, S. Ramaswamy, K. Suzanne Barber

An environment to support the modeling, analysis, simulation, and development of state transition models, SMOOCHES (State Machines for Object-Oriented Concurrent Hierarchical Engineering...

Modeling ATM Networks in a Parallel Simulation Environment: A Case Study (1995)

P. Gburzynski, T. Ono-Tesfaye, S. Ramaswamy

This paper describes our experience with implementing an Asynchronous Transfer Mode (ATM) network simulator in the high-level sequential programming language SMURPH [Dobosiewicz and Gburzynski 93],...

Model development of MIMO Nets: A H-EPN Based Approach (1995)

S. Ramaswamy, K. P. Valavanis, S. Barber

The construction and analysis of Multiple Input Multiple Output (MIMO) subnets is discussed. It is shown that Hierarchical TimeExtended Petri Nets (H-EPNs) allow the development of structured MIMO...

A High Level Specification Mechanism for the Analysis and Design of Manufacturing Systems (1995)

S. Ramaswamy, K. S. Barber

In this paper, a structured development approach to deriving system models that helps to better understand and represent system details is presented. Real-world systems are never completely designed...

A Virtual Environment For Construction And Analysis Of Manufacturing Prototypes* (1995)

Christopher Chuter Ramaswamy, S. Ramaswamy, K. S. Barber

The building of a virtual environment for the construction, analysis, and design of a three dimensional virtual manufacturing prototype is discussed. An agent-based framework is used to specify the...

Modeling Atm Networks In A Parallel Simulation Environment: A Case Study (1995)

Gburzynski Ono-Tesfaye, P. Gburzynski, T. Ono-tesfaye, S. Ramaswamy

This paper describes our experience with implementing an Asynchronous Transfer Mode (ATM) network simulator in the high-level sequential programming language SMURPH [Dobosiewicz and Gburzynski 93],...

On-Line Scheduling Using a Distributed Simulation Technique for Intelligent Manufacturing Systems* (1995)

Jernigan Ramaswamy Barber, S. R. Jernigan, S. Ramaswamy, K. S. Barber

On-line scheduling has traditionally been restricted to a single machine or workcell. In this paper, a distributed simulation technique for on-line scheduling is expanded to encompass several...

A Virtual Environment For Construction And Analysis Of Manufacturing Prototypes (1995)

Christopher J. Chuter, S. Ramaswamy, K. S. Barber, C. Carlsson, O. Hags, ...

The building of a virtual environment for the construction, analysis, and design of a three dimensional virtual manufacturing prototype is discussed. An agent-based framework is used to specify the...

Evaluation of on-Line Schedules By Distributed Simulation (1995)

S. R. Jernigan, S. Ramaswamy, K. S. Barber

A new algorithm for the distributed simulation and evaluation of on-line schedules is presented. Generally, on-line scheduling has often been restricted to scheduling activities on a single machine...

OARS: An Object-Oriented Architecture for Reactive Systems (1995)

Bernard T. Barcio, S. Ramaswamy, K. S. Barber

1 - This paper discusses an architecture designed to provide support for the development of state transition models for an object-oriented distributed environment. The state transition models can be...

An Object-Oriented Modeling and Simulation Environment for Reactive Systems Development (1995)

Bernard T. Barcio, S. Ramaswamy, K. Suzanne Barber

An environment to support the modeling, analysis, simulation, and development of state transition models, SMOOCHES (State Machines for Object-Oriented Concurrent Hierarchical Engineering...

Object-Oriented Analysis, Modeling and Simulation of a Notional Air Defense System (1995)

Bernard T. Barcio, S. Ramaswamy, Robert Macfadzean, K. S. Barber

This paper describes the analysis, modeling, and simulation of a notional air defense system using SMOOCHES (State Machines for Object-Oriented, Concurrent, Hierarchical Engineering Specifications)....

Quantum Hall Effects at Finite Temperatures (1994)

Mandal, Sudhansu S., Ramaswamy, S., Ravishankar, V.

We study the finite temperature (FT) effects on integer quantum Hall effect (IQHE) and fractional quantum Hall effect (FQHE) as predicted by the composite fermion model. We find that at $T\neq 0$,...

Chern-Simons Superconductivity at finite magnetic field (1994)

Mandal, Sudhansu S., Ramaswamy, S., Ravishankar, V.

We study Chern-Simons (CS) superconductivity in the presence of uniform external magnetic field of {\it arbitrary strength} for a system of fermions in two spatial dimensions, which are minimally...

Novel Polarization Dependence in Diffusing-Wave Spectroscopy of Crystallizing Colloidal Suspensions (1994)

Sanyal, S, Sood, AK, Ramkumar, S, Ramaswamy, S, Kumar, N

We report an unexpected behavior of the intensity autocorrelation functions CVV ( t ) (polarized) and CHH ( t ) (depolarized) of multiply scattered light from dense colloidal polyball crystals under...

Novel Polarization Dependence in Diffusing-Wave Spectroscopy of Crystallizing Colloidal Suspensions (1994)

Sanyal, S, Sood, AK, Ramkumar, S, Ramaswamy, S, Kumar, N

We report an unexpected behavior of the intensity autocorrelation functions CVV ( t ) (polarized) and CHH ( t ) (depolarized) of multiply scattered light from dense colloidal polyball crystals under...

Modeling, Analysis and Simulation of Failures in a Materials Handling System with Extended Petri Nets (1994)

S. Ramaswamy, K. P. Valavanis

This paper models, analyzes, accommodates and simulates potential failures which may occur in a materials handling system with Extended Petri nets (EPNs). EPNs are shown to be able to cope with...

Is there a growing correlation length near the glass transition? (1991)

Dasgupta, C, Indrani, AV, Ramaswamy, S, Phani, MK

The authors present the results of a molecular-dynamics study on a Lennard-Jones mixture. Measurements of density and bond-angle correlation functions show that the answer to the question posed in...

Is there a growing correlation length near the glass transition? (1991)

Dasgupta, C, Indrani, AV, Ramaswamy, S, Phani, MK

The authors present the results of a molecular-dynamics study on a Lennard-Jones mixture. Measurements of density and bond-angle correlation functions show that the answer to the question posed in...

REFERENCES (1991)

J. Vinson, J. J. Liou, F. C. Hsu, P. K. Ko, S. Tam, C. Hu, ...

[2] , “Electrostatic discharge in semiconductor devices: Protection

Crystal structure of putrescine aspartic acid complex (1990)

Ramaswamy, S, Murthy, MRN

Polyamines, putrescine, spermidine and spermine are ubiquitous biogenic cations believed to be important for a variety of cellular processes. In order to obtain structural information on the...

Crumpling and second sound in lyotropic lamellar phases (1990)

Lubensky, T.C., Prost, J., Ramaswamy, S.

We study relative concentration fluctuations in two component lamellar smectic liquid crystals consisting of surfactant layers of width w separated by a background fluid and show that these...

Crystal structure of putrescine aspartic acid complex (1990)

Ramaswamy, S, Murthy, MRN

Polyamines, putrescine, spermidine and spermine are ubiquitous biogenic cations believed to be important for a variety of cellular processes. In order to obtain structural information on the...

Crumpling and second sound in lyotropic lamellar phases (1990)

Lubensky, T.C., Prost, J., Ramaswamy, S.

We study relative concentration fluctuations in two component lamellar smectic liquid crystals consisting of surfactant layers of width w separated by a background fluid and show that these...

Crumpling and second sound in lyotropic lamellar phases (1990)

Lubensky, T.C., Prost, J., Ramaswamy, S.

We study relative concentration fluctuations in two component lamellar smectic liquid crystals consisting of surfactant layers of width w separated by a background fluid and show that these...

Neuropeptide Y: A hypothalamic brake restraining the onset of puberty in primates

Majdoubi, M. El, Sahu, A., Ramaswamy, S., Plant, T. M.

The adult reproductive axis is driven by an intermittent discharge of gonadotropin-releasing hormone (GnRH) generated by a network of hypothalamic neurons known as the GnRH pulse generator. Although...

Identification and characterization of Myxococcus xanthus mutants deficient in calcofluor white binding.

Ramaswamy, S, Dworkin, M, Downard, J

Calcofluor white is a fluorescent dye that binds to glycans and can be used to detect extracellular polysaccharide in Myxococcus xanthus and many other bacteria. We observed that an esg mutant showed...

3-Hydroxyproline content of normal urine.

Adams, E, Ramaswamy, S, Lamon, M

Values for total 3-hydroxyproline and 4-hydroxyproline were obtained from 24-h urine specimens of 18 healthy human subjects of both sexes, whose ages ranged from the first to the sixth decade in age....

Isolation of an endotoxin–MD-2 complex that produces Toll-like receptor 4-dependent cell activation at picomolar concentrations

Gioannini, Theresa L., Teghanemt, Athmane, Zhang, DeSheng, Coussens, Nathan P., Dockstader, Wendie, Ramaswamy, S., ...

Host proinflammatory responses to minute amounts of endotoxins derived from many Gram-negative bacteria require the interaction of lipopolysaccharide-binding protein (LBP), CD14, Toll-like receptor 4...

Purification, Characterization, and Crystallization of the Components of the Nitrobenzene and 2-Nitrotoluene Dioxygenase Enzyme Systems

Parales, R. E., Huang, R., Parales, J. V., Lee, F. K. N., Lessner, D. J., ...

The protein components of the 2-nitrotoluene (2NT) and nitrobenzene dioxygenase enzyme systems from Acidovorax sp. strain JS42 and Comamonas sp. strain JS765, respectively, were purified and...

Structure and Increased Thermostability of Rhodococcus sp. Naphthalene 1,2-Dioxygenase

Gakhar, Lokesh, Malik, Zulfiqar A., Allen, Christopher C. R., Lipscomb, David A., Larkin, Michael J., Ramaswamy, S.

Rieske nonheme iron oxygenases form a large class of aromatic ring-hydroxylating dioxygenases found in microorganisms. These enzymes enable microorganisms to tolerate and even exclusively utilize...

Negligible genetic diversity of mycobacterium tuberculosis host immune system protein targets: evidence of limited selective pressure.

Musser, J M, Amin, A, Ramaswamy, S

A common theme in medical microbiology is that the amount of amino acid sequence variation in proteins that are targets of the host immune system greatly exceeds that found in metabolic enzymes or...

Neuropeptide Y: A hypothalamic brake restraining the onset of puberty in primates

Majdoubi, M. El, Sahu, A., Ramaswamy, S., Plant, T. M.

The adult reproductive axis is driven by an intermittent discharge of gonadotropin-releasing hormone (GnRH) generated by a network of hypothalamic neurons known as the GnRH pulse generator. Although...

Identification and characterization of Myxococcus xanthus mutants deficient in calcofluor white binding.

Ramaswamy, S, Dworkin, M, Downard, J

Calcofluor white is a fluorescent dye that binds to glycans and can be used to detect extracellular polysaccharide in Myxococcus xanthus and many other bacteria. We observed that an esg mutant showed...

3-Hydroxyproline content of normal urine.

Adams, E, Ramaswamy, S, Lamon, M

Values for total 3-hydroxyproline and 4-hydroxyproline were obtained from 24-h urine specimens of 18 healthy human subjects of both sexes, whose ages ranged from the first to the sixth decade in age....

Isolation of an endotoxin–MD-2 complex that produces Toll-like receptor 4-dependent cell activation at picomolar concentrations

Gioannini, Theresa L., Teghanemt, Athmane, Zhang, DeSheng, Coussens, Nathan P., Dockstader, Wendie, Ramaswamy, S., ...

Host proinflammatory responses to minute amounts of endotoxins derived from many Gram-negative bacteria require the interaction of lipopolysaccharide-binding protein (LBP), CD14, Toll-like receptor 4...

Purification, Characterization, and Crystallization of the Components of the Nitrobenzene and 2-Nitrotoluene Dioxygenase Enzyme Systems

Parales, R. E., Huang, R., Parales, J. V., Lee, F. K. N., Lessner, D. J., ...

The protein components of the 2-nitrotoluene (2NT) and nitrobenzene dioxygenase enzyme systems from Acidovorax sp. strain JS42 and Comamonas sp. strain JS765, respectively, were purified and...

Structure and Increased Thermostability of Rhodococcus sp. Naphthalene 1,2-Dioxygenase

Gakhar, Lokesh, Malik, Zulfiqar A., Allen, Christopher C. R., Lipscomb, David A., Larkin, Michael J., Ramaswamy, S.

Rieske nonheme iron oxygenases form a large class of aromatic ring-hydroxylating dioxygenases found in microorganisms. These enzymes enable microorganisms to tolerate and even exclusively utilize...

Negligible genetic diversity of mycobacterium tuberculosis host immune system protein targets: evidence of limited selective pressure.

Musser, J M, Amin, A, Ramaswamy, S

A common theme in medical microbiology is that the amount of amino acid sequence variation in proteins that are targets of the host immune system greatly exceeds that found in metabolic enzymes or...

Structural Basis for Regioselectivity and Stereoselectivity of Product Formation by Naphthalene 1,2-Dioxygenase

Ferraro, Daniel J., Okerlund, Adam L., Mowers, Jonathan C., Ramaswamy, S.

Rieske oxygenase (RO) systems are two- and three-component enzyme systems that catalyze the formation of cis-dihydrodiols from aromatic substrates. Degradation of pollutants in contaminated soil and...

Structural basis for myosin V discrimination between distinct cargoes

Pashkova, Natasha, Jin, Yui, Ramaswamy, S, Weisman, Lois S

Myosin V molecular motors move cargoes on actin filaments. A myosin V may move multiple cargoes to distinct places at different times. The cargoes attach to the globular tail of myosin V via...

Crystal structure of cod liver class I alcohol dehydrogenase: substrate pocket and structurally variable segments.

Ramaswamy, S., El Ahmad, M., Danielsson, O., Jörnvall, H., Eklund, H.

The structural framework of cod liver alcohol dehydrogenase is similar to that of horse and human alcohol dehydrogenases. In contrast, the substrate pocket differs significantly, and main differences...

Structure of betaine aldehyde dehydrogenase at 2.1 A resolution.

Johansson, K., El-Ahmad, M., Ramaswamy, S., Hjelmqvist, L., Jörnvall, H., Eklund, H.

The three-dimensional structure of betaine aldehyde dehydrogenase, the most abundant aldehyde dehydrogenase (ALDH) of cod liver, has been determined at 2.1 A resolution by the X-ray crystallographic...

A Two-level Distributed Interactive Simulation Architecture for Radar Frequency Assignment

Srinivasan Cherry Cannon, K. Srinivasan, K. Srinivasan, J. Cherry, J. Cherry, N. D. Cannon, ...

: This paper presents a two-level architecture for the implementation of a distributed simulation environment for interference detection and frequency assignment in naval radar units. The Java-based...

Structures of the multicomponent Rieske non-heme iron toluene 2,3-dioxygenase enzyme system

Friemann, Rosmarie, Lee, Kyoung, Brown, Eric N., Gibson, David T., Eklund, Hans, Ramaswamy, S.

The crystal structures of the three-component toluene 2,3-dioxygenase system provide a model for electron transfer among bacterial Rieske non-heme iron dioxygenases.