Wednesday, March 11, 2009

UMTS/3G Revolution .doc (Abstract)

Abstract

The most powerful invention of the last hundred years which revolutionized the way of living of human beings on the planet earth is the invention of transistor. The immediate application being development in computers and then in the field of communications. Since the advent of mobile communications, there has been an exponential growth in the communication sector. This paper explores the possibility of one such technological development in the field of mobile communication namely “The Third Generation Mobile systems” that is the 3Gsystems. 3G Systems are intended to provide a global mobility with wide range of services including video conferencing, live television, messaging, Internet and broadband data. 3G systems make use of technology called UMTS (Universal Mobile Telecommunication Systems). UMTS is envisioned as the successor to Global System for Mobile Communications (GSM). The new network increases transmission speed to 2 Mbps per mobile user and establishes a global roaming standard. The major applications of the 3Gsystems coincide exactly with the requirements of the consumer. The most recent example for this is the Test and One day cricket matches which are currently being played in Australia are telecasted live on the mobile for the users ( provided by Orange-3 ).Incidentally more than 85% of the European and Japanese markets underwent an change from 2G to 3G mobiles(report as on 30 November 2005).

DATAWAREHOUSE AND DATAMINING .doc (INTRODUCTION)

Over the last 20 years, $1 trillion has been invested in new computer system to gain competitive edge. The vast majority of these systems have automated business process, to make them faster, cheaper and more responsive to the customer. Companies are beginning to realize the vast potential o the information that they hold in their organization. The problem for most companies, though, is that their operational systems were never designed to support this kind of business activity, and probably never can be. Even the latest technology cannot be optimized to support both operational and multidimensional requirements cost-effectively. Operational systems also tend to be numerous, with overlapping and sometimes contrary definitions. To meet these needs there is a new breed of system, one that evolved and manufactured in recent years and is now known as data warehouse.

This is an introduction to a young and promising field called data mining and knowledge discovery from data. The material is represented from data perspective, where emphasis is placed on basic data mining concepts and techniques for uncovering interesting data patterns hidden in large data sets. The implementation methods discussed are particularly oriented towards the development of scalable and efficient data mining tools. It is also known that data mining is a part of the natural evolution of database technology, why is it important and how it is defined. General architecture, its scope and applications are also discussed.

AUTOMATED SCORING OF HANDWRITTEN ESSAYS .doc (details)

Automatic scoring of handwritten essays is a task that involves the integration of several artificial intelligence technologies.

The design of a system for taking as input scanned images of hand written student essays in reading comprehension tests and to produce as output scores for the answers which are analogous to those provided by human scorers is described.

The system is based on integrating two technologies of optical hand writing recognition (OHR) and automated essay scoring (AES)

The OHR system performs several preprocessing steps such as forms removal, rule-line removal and segmentation of text lines and words.

The final recognition step which is tuned to the task of reading comprehension evaluation in a primary education setting is performed using a lexicon derived from the passage to be read.

The AES system is based on the approach of latent semantic analysis where a set of human-scored answers are used to determine scoring system parameters using a machine learning approach.

System performance is compared to scoring done by human raters.

Testing on a small handwritten essays indicate that system performance is comparable to that of automatic scoring based on manual transcription

Tuesday, March 10, 2009

VOICE OVER INTERNET PROTOCOL .doc (Abstract)

Abstract

VoIP promises to revolutionize the way we make and receive phone calls through the use of internet .Where we can make international calls at local rates .It is a method for sending voice traffic as data over traditional IP-based networks. Voice calls need to have the potential to be carried over a variety of different networks including local networks, PBXs, PSTN and the Internet. It makes use of RTP,H.323 and SIP protocols and different encoding algorithms to compress voice data called codecs. Network Administrators have a tough job providing their users with the security and reliability that they have grown used over the years. But, with proper equipment and network design, there is no reason companies of all sizes can’t make the move to the third generation of the phone system.Companies are beginning to embrace VoIP technology for a variety of reasons. But has VoIP evolved to the point that companies can expect the same reliability and security that they have grown accustomed to with the public switched telephone network (PSTN) that has been the standard for many years. We begin the article by summarizing the evolution of VOIP, its working, applications and conclude by discussing its future developments.

STUDY OF PEPTIDES USING GENETIC ALGORITHMS .doc (Abstract)

STUDY OF PEPTIDES USING GENETIC ALGORITHMS

In this work, genetic algorithms concepts along with a rotamer library for proteins side chains and implicit solvation potential are used to optimize the tertiary structure of peptides. Starting from the known PDB structure of its backbone which is kept fixed while the side chains allowed adopting the conformations present in the rotamer library. It was used rotamer library independent of backbone and a implicit solvation potential. The structure of Mastoporan-X was predicted using several force fields with a growing complexity; starting with a field where the only present interaction was Lennardae

“Jones.It added the Coulombian term and considered the solvation effects through a term proportional to the solvent accessible area. This paper present good and interesting result obtained using the potential with solvation term and rotamer library. Hence, the algorithm (called YODA) presented here can be a good tool to the prediction problem.

Keywords: Genetic algorithms

Optimization

Peptide structure

Prediction

SOLAR POWER GENERATION OPTIMISATION .doc (Paper Presentation)

ABSTRACT:

Energy is vital for sustaining life on earth, which determines the stability of economic development of a nation. In India today we are facing a 13% deficit in the generation and demand of electrical energy. Hence there is need to optimally and economically design and develop all the possible non-conventional energy recourses to reduce the void between supply and demand of electrical power.

This paper discuss about the solar photo voltaic cells

Ø The working principle of solar photo voltaic cells.

Ø Stand alone solar photovoltaic system (SAPS).

Problems in





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THE EYEGAZE COMMUNICATION SYSTEM .doc (Paper Presentation)

ABSTRACT:
The
Eyegaze System is a communication and control system for people with complex physical disabilities. You run the system with your eyes. By looking at control keys displayed on a screen, a person can synthesize speech, control his environment (lights, appliances, etc.), type, operate a telephone, run computer software, operate a computer mouse, and access the Internet and e-mail. Eyegaze Systems are being used to write books, attend school and enhance the quality of life of people with disabilities all over the world.





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WIRELESS CHARGING OF MOBILE PHONES USING MICROWAVES .doc (Paper Presentation)

ABSTRACT

With mobile phones becoming a basic part of life, the recharging of mobile phone batteries has always been a problem . The mobile phones vary in their talk time and battery stand by according to their manufacturer and batteries. All these phones irrespective of their manufacturer and batteries have to be put to recharge after the battery has drained out. The main objective of their manufacturer and battery make. In this paper a new proposal has been made so as to make the recharging of the mobile phones is done automatically as you talk in your mobile phone! This is done by use of microwaves. The microwave signal is transmitted from the transmitter along with the message signal using special kind of antennas called slotted wave guide antenna at a frequency is



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Solar Energy .doc ----The abundant renewable resource for our increasing needs (Paper Presentation)

Abstract:

Energy is capacity to do work. Energy is found on our planet in a variety of forms, some of which are immediately useful, while others require a process of transformation. Sun Energy is an example of such a renewable resource. It is broadly accepted that long-term trends in energy use should be towards a cleaner global energy system that is less carbon intensive and less reliant on finite non-renewable energy resources. Thus, in order to meet the increasing need for energy we need to harness energy from renewable resources like Sun Energy.

This paper is to give an idea on solar cell and it’s working.

This paper covers the following topics:

(1) Definition





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smart antenna systems .doc (Paper Presentation)

ABSTRACT:

As the growing demand for mobile communications is constantly increasing, the need for better coverage, improved capacity and higher transmission quality rises. Thus, a more efficient use of the radio spectrum is required. smart antenna systems are capable of efficiently utilizing the radio spectrum and thus for an effective solution to the present wireless systems problems while achieving

reliable and high speed, high-data-rate transmission. In, fact smart antenna systems comprise several critical areas such as individual antenna array design, signal processing algorithms, space time processing, and network performance






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Simulation of Human Intelligence to an AI being .doc (paper Presentation)

ABSTRACT:

Humans have contributed to a great extent to the meaning of life. The real conundrum is not when human life begins, but, 'what is the value of human life?' Humans are the key to existence. They have reflected their intelligence in discoveries and inventions which, by time, made them live a better, comfortable and happy life.

To create an artificial being has been a dream of man since the birth of science. By simulating human intelligence to an artificial being makes that being think and act like a human. How far we have come? The artificial being is a reality of perfect simulacrum, articulated in limb, articulated in speech, and not lacking in human response. Our aim is to make the artificial being to reach its highest form i.e., universally adopted mechanical organism, the basis for hundreds of models, serving the human race in all the multiplicity of daily life.

Why do humans need mechanical machines as slaves? And why does he want them to think like him? The answer lies in his perception. By simulation of human neural networks through algorithms, it is possible to replicate human intelligence, what we call “Artificial Perception”. But what about the





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SERVICE ORIENTED ARCHITECHTURE .doc (paper Presentation)

Abstract:

In today’s world great business houses can be identified with their growing communications. Communications were business to customer (b2c) and business to business(b2b) .This is made possible by harnessing the power of computer effectively by adopting the right architecture for business software .While b2c solutions like online shopping ,e-transactions are famous and are being developed competitively by corporations like Oracle, Microsoft and IBM , the b2b solutions trailed behind . The increased inter-business transactions has lead to an Endeavour to adopt the right architectures. SERVICE ORIENTED ARCHITECTURE is a strategy adopted long after its conception in the direction with increased






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SATELLIATE COMMUNICATION .doc (paper Presentation)

ABSRACT

The main theme involved in developing this paper is to provide a clear understanding of

satellites,pupose of satellites and their types, need of satellite communications in day-to-day

life. there are two types of communication satellites low earth orbit communication satellites

(LEO) and geosynchronous communication satellites. under LEO communication satellites there

comes Echo and Telstar communication satellites, their advantages and disadvantages and

advancements of geosynchronous communication satellites compared to LEO’s has been

discussed. A brief idea on basic communication satellite components has been given.

In the years to come, there are many projected plans in the area of satellites. This will be

a benefit to the United States and the rest of the




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ROBOTICS and COMPUTER VISION In SWARM INTELLIGENCE and TRAFFIC SAFETY .doc (paper Presentation)

ABSTRACT:
An automotive controller that complements the driving experience must
work to avoid collisions, enforce a smooth trajectory, and deliver the vehicle to the intended destination as quickly as possible. Unfortunately, satisfying these requirements with traditional methods proves intractable at best and forces us to consider biologically -inspired techniques like Swarm Intelligence. A controller is currently being designed in a robot simulation program with the goal of implementing the system in real hardware to investigate these biologically-inspired techniques and to validate the results. This paper presents an idea that can be implemented in traffic safety by the application of Robotics & Computer Vision through Swarm Intelligence.




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RESOURCE SHARING ONINTERNET .doc (paper Presentation)

ABSTRACT:

It is commonly observed that the continued exponential growth in the capacity of fundamental computing resources — processing power, communication bandwidth, and storage is working a revolution in the capabilities and practices of the research community. It has become increasingly evident that the most revolutionary applications of this superabundance use resource sharing to enable new possibilities for collaboration and mutual benefit. Over the past 30 years, two basic models of resource sharing with different design goals have emerged. The differences between these two approaches, which are distinguished as the Computer Center and the Internet models, tend to generate divergent opportunity spaces, and it therefore becomes important to explore the alternative choices they present as we plan for and develop an information infrastructure for the scientific community in the next decade.

Interoperability and scalability are necessary design goals for distributed systems based on resource sharing, but the two models we consider differ in the positions they take along the continuum





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Renewable Energy Systems . fuel cells .doc (Paper presentation)

Abstract:

Technically a fuel cell is an electrochemical energy conversion device. A fuel cell converts the chemicals hydrogen and oxygen into water and in the process it produces electricity. The other electrochemical device we are familiar with is the battery. A battery has all of its chemicals stored inside, and it converts those chemicals into electricity. This means that a battery eventually “goes dead” and you need to recharge it. With a fuel cell, chemicals constantly flow into the cell. So, it never goes dead-as long as there is a flow of chemicals into the cell, the electricity flows out of the cell. Most fuel cells in use today use hydrogen and oxygen as the chemicals. There are several different kinds of fuel cells, each using a different chemistry. The type of electrolyte they use classifies Fuel Cells. Some type of fuel cells work well for use in stationary power generation plants. Others may be useful for small portable applications or for powering cars. . The beauty




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Petal Distributed Virtual Disks .doc (Paper Presentation)

Introduction

The ideal storage system is globally accessible, always available, provides unlimited performance and capacity for a large number of clients, and requires no management. It is conventionally believed that nothing is ideal in the universe. But still, if one tries to incorporate majority of these features in a single system, then a cost-effective scalable system becomes available. As mentioned earlier the ideal storage system is always available and is incrementally expandable. Existing storage systems are far from this ideal. The recent introduction of low-cost, scalable, high-performance networks allows us to re-examine the way we build storage systems and to investigate storage architectures that bring us closer to the ideal storage system. Petal, attempts to approximate this ideal in practice through a novel combination of features.




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PAPER PRESENTATIO on wireless communication .doc (Paper Presentation)

ABSTRACT:

The term wireless is normally used to refer to any type of electrical or electronic operation which is accomplished without the use of a "hard wired" connection. Wireless communication is the transfer of information over a distance without the use of electrical conductors or "wires". The distances involved may be short (a few meters as in television remote control) or very long (thousands or even millions of kilometers for radio communications). When the context is clear the term is often simply shortened to "wireless". Wireless communications is generally considered to be a branch of telecommunications.

It encompasses cellular telephones, personal digital assistants (PDAs), and wireless networking.

Other examples of wireless technology include GPS units, garage door openers and or garage doors, wireless computer mice and keyboards, satellite television and cordless telephones.



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PALM VEIN TECHNOLOGY .doc (Paper Presentation)

Abstract:

Palm vein technologies are one of the up coming technologies which is highly secure. It is the world’s first contactless personal identification system that uses the vein patterns in human palms to confirm a person’s identity. It is highly secure because it uses information contained within the body and is also highly accurate because the pattern of veins in the palm is complex and unique to each individual. Moreover, its contact less feature gives it a hygienic advantage over other biometric authentication technologies.

The palm secure works






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Optical Character Recognition For Tamil Characters .doc (Paper Presentation)

Abstract

In this modern evolving technology, language is one of the barriers, which stops the effectiveness of the various software technologies from reaching the commonly literate people who know only their regional languages. To show the effectiveness, evolving technologies should also be language compatible.

Document analysis and optical character recognition (OCR) systems have been under research for few decades. But still it remains a highly challenging task to implement an OCR that works under all possible conditions and gives highly accurate results. So on considering these effects in this project, we have developed an effective optical character recognition application for Tamil characters.

In this project, we have

a) Preprocessing stage wherein the various processes such as noise removal, binarization





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NEXT GENERATION WIRELESS COMMUNICATION . FSO .doc (Paper Presentation)

ABSTRACT

This paper deals with communication through optics using one of the latest technologies called the free space optics (FSO).

FSO may sound new and experimental but in fact it predates optical fiber and has its roots in wartime efforts to develop secure communication systems that did not require cable and could withstand radio jamming. FSO has been around for more than a decade, but it is only recently that interest in this technology has started to grow. Here we try to explain some of the important aspects of FSO, its classification and the challenges which we face in implementing it.







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Neutral Network BasedFace Recognition using Principal Component Analysis .doc (Paper Presentation)

Abstract

Here the faces are vertically oriented frontal view with wide expression change. They are extracted from the images by the face detection code first. It will eliminates background influence as much as possible. The face space is described by a set of eigenfaces. Each face is efficiently represented by its projection onto the space expanded by the eigenfaces and has a new descriptor. Neural networks are used to recognize the face through learning correct classification of these new descriptors. A real-time system can be created which combines the face detection and recognition techniques. The images are taken using a camera. The face in the image is then detected and it is recognized. This face database can be easily expanded to accommodate more individuals.






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Nanotechnoly and usefulness .doc (Paper Presentation)

Abstract:

This presentation gives a brief description about Nanoechnology and its applications to human world. Organizes key issues and puts them in context and succinctly explains how the technology works. Nano Technology research is aimed at building minuscule machines and electronics and constructing materials molecule by molecule. The Paper covers topics such as nano powders, and other things that are nanoscale in size, but not referring to mechanisms that have been purposefully built from nanoscale components. This evolved version of the term is more properly labeled "nanoscale bulk technology," while the original meaning is now more properly labeled "molecular nanotechnology" (MNT), or "nanoscale engineering," or "molecular mechanics," or "molecular machine systems




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NANOTECHNOLOGY generation .doc (Paper Presentation)

ABSTRACT

Imagine the chips embedded in the human body reporting every body movement and just waiting to strike at those nasty bacterial invaders, clothing smart enough to monitor out health and save us from environmental hazards, huge buildings and machines having the capability to repair and adjust themselves to the vagaries of the environment, or a regular wristwatch doubling up as a supercomputer. Thanks to nanotechnology, all of these wonders, and many more, are possible.

Scientific discoveries and inventions have in fact propelled man to challenge new frontiers. And with his superior brain, man has been able to deliver most of these goodies. Nanotechnology is one such technological wonders that we are experiencing now. Scientists and engineers are working round the clock to achieve breakthroughs that could possible be the answer to human misery






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NANOTECHNOLOGY BIOMOLECULAR MOTOR .doc (Paper Presentation)

ABSTRACT:

The last decade has been seen the thrilling development in material science in the nanometer scale. Recently people start to realize the exciting potential of biomolecules in nanotechnology. A scientific advancements associated with molecular biology and nanofabrication technology now offer , for the first time, the potential of engineering functional hybrid organic/ inorganic nano-mechanical systems.

Nanobiotechnology is the integration of evolutionary and human systems for the design and fabrication of molecular devices. The integration of biological motor, F1 ATPase with nano-electro-mechanical systems (NEMS) to create a new class of hybrid nano-mechanical devices. Biomolecular motors are nature’s nanomachines that convert chemical energy into mechanical work.

The F1 ATPase is certainly the most ubiquitous example of a chemi-mechanical transduction device in nature is capable of converting transmembrane chemical gradients into the rotary mechanical motion of the gamma subunit





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Nanotechnology and people .doc (Paper Presentation)

ABSTRACT

Nanotechnology and its applications refer to a range of techniques used to manipulate matter at the scale of atoms and molecules. The word ‘Nano’ is a size scale, rather than a material, one nanometer being one billionth of a meter. Advanced nanotechnology offers unprecedented opportunities for progress but it brings unprecedented risks with it too because it could mean millions of jobs lost, or shifted.

Manufactured products are made from atoms. The properties of these products depend on how with the atoms are arranged. If we rearrange the atoms in coal we can make diamond; the atoms in sand we can make computer chips; and with the atoms in dirt, water and air we can make potatoes. It’s all based on the arrangement of the atoms.

The emerging field of nanotechnology is leading to a technological revolution in the new millennium. The application of nanotechnology has enormous potential to greatly influence the world in which we live. From consumer goods, electronics, computers, information and biotechnology, to aerospace defense, energy, environment, and medicine, all sectors of the economy are to be profoundly impacted by nanotechnology.

Nanorobotics is the technology of creating machines




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Nanotechnology and basics .doc (Paper Presentation)

Abstract:

Zinc Oxide Nanobelts are semi conducting metal oxides, extremely thin and flat structures dubbed as "Nanobelts", offer significant advantages over other nanostructures such as Nanowires and Carbon Nanotubes that have been extensively studied. Processes for producing carbon nanotubes still cannot be controlled well enough to provide large volumes of high purity, defect-free structures with uniform properties. The Nanohelices get their shape from twisting forces created by a small mismatch between the stripes. Nanorings and Nanosprings are candidates for building implantable sensors for real-time monitoring of such biomedical measures as blood pressure, blood flow rate and stress at the level of single cells. The piezoelectric properties of the new structures could make them useful in detecting and measuring very small fluid flows, tiny strain/stress forces, high-frequency




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