MULTI-MOBILE AGENT MULTI-ROBOT SYSTEM Mobile Agent Cloning for Servicing Networked Robots 2...
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Transcript of MULTI-MOBILE AGENT MULTI-ROBOT SYSTEM Mobile Agent Cloning for Servicing Networked Robots 2...
MULTI-MOBILE AGENT MULTI-ROBOT SYSTEM
Mobile Agent Cloning for Servicing Networked Robots 2
STIGMERGICALLY CONTROLLING A POPULATION OFHETEROGENEOUS MOBILE AGENTS USING CLONING RESOURCE4
ROBOTICS LABORATORY www.iitg.ernet.in/cse/robotics/
Department of Computer Science and EngineeringINDIAN INSTITUTE OF TECHNOLOGY GUWAHATI
ROBOT IN A TRAP TYPE 2
ROBOT
MOBILE AGENTS WITH
INTELLIGENCE
Agent Migration
TYPE 2 ROBOT
TYPE 1 ROBOT
TYPE 1 AGENT
NODE 2
NODE 1
NODE 3
NODE 4
TYPE 2 AGENT
TYPE 1 ROBOT
TYPE 1 AGENT
ANTIGEN
PARATOPE
EPITOPE
ANTIBODY
VARIABLE REGION(RULES)
CONSTANT REGION(DESIGNATES THE
TYPE OF THE AGENT/ROBOT)
ACTION TO BE PERFORMED
BY THE ROBOT
BATTERY SENSOR 1
LEFT LIGHT
SENSOR 1
RIGHTLIGHT
SENSOR 1
ACTION 1
BATTERY SENSOR
LEFT LIGHT
SENSOR
RIGHTLIGHT
SENSOR
1e e eI t I t Z t 1e e eI t I t Z t 1e e eI t I t Z t 1e e eI t I t Z t 1e e eI t I t Z t
STATIC AND MOBILE AGENTS
MOBILE ROBOT
Mobile Agent Framework on a Mobile Robot 1
Artificial Immune System Based Learning Mechanism 3
TASK DISCOVERY
ROBOT CONTROLLER
TASK ALLOCATOR
TASK EXECUTOR
Request Generation
Pheromoning
Cloning
Pheromones diffused up to
two hop neighbors
RRS: Robot Requesting
Service
Mobile Agent as an Antibody
1 W. W. Godfrey. and Shivashankar B. Nair, "A Pheromone based Mobile Agent Migration Strategy for Servicing Networked Robots", Proceedings of the 5th International ICST Conference on Bio-Inspired Models of Network, Information, and Computing Systems (BIONETICS 2010), December 1-4th, Boston, USA.
2 W. W. Godfrey. and Shivashankar B. Nair, "Mobile Agent Cloning for Servicing Networked Robots", Proceedings of the 13th International Conference on Principles and Practice of Multi-Agent Systems (PRIMA 2010), November 12-15th,2010, Kolkata, India.
3 W. W. Godfrey. and Shivashankar B. Nair, "An Immune System based Multi-Robot Mobile Agent Network", Lecture Notes in Computer Science, Springer Berlin / Heidelberg ISSN 0302-9743,Volume 5132/2008, pp. 424-433, The 7th International Conference on Artificial Immune Systems (ICARIS 2008), August 10-13th, 2008, Phuket, Thailand. 5W.W. Godfrey, Shashi Shekhar Jha and Shivashankar B. Nair, “On A Mobile Agent Framework for an Internet of Things”, Proceedings of the
International Conference on Communication System and Technologies, CSNT 2013, Gwalior, India, Published in IEEE Xplore, pp. 345-350. DOI: 10.1109/CSNT.2013.79.
Mobile agents carry services (code, rules, etc.) as their payload and populate a robotic
network. They either migrate conscientiously or track pheromones diffused by robots wanting a service.
Parent Mobile Agent
Clone Mobile Agent
Requested Service with RRS Id
Id
Architecture of the Cloning Controller
The Cloning Control Mechanism Simulation Result
Emulation Result
4W. W. Godfrey, Shashi Shekhar Jha and Shivashankar B. Nair, On Stigmergically Controlling a Population of Heterogeneous Mobile Agents Using Cloning Resource, Transactions on Computational Collective Intelligence, Springer. (Accepted)
Operations occurring at every step at each node:AtNodeQueue
1. If an Agent is at the top of the Intra-node Queuea. CloneifNecessary()b. Compute “NextNode” using Pheromone-
Conscientious Algorithmc. Check if movement to the next node is possible. If
true goto (d) else goto (3)d. Execute OnDeparture() Method
2. If an Agent is permitted into the Intra-Node Queuea. Execute OnArrival() Method
3. Decrement the Life-time of every agent in the QueueOnArrival()
4. Execute the service if this is the RRS that requested for its service. If true goto (2) else goto (3)
5. Change the Cloning Resource and the Life-time based on rewards
6. Enter into the Intra-Node Queue of the entering NodeOnDeparture()
7. Remove from the Intra-Node Queue of the existing Node
CloneifNecessary()8. Find Resource needed for cloning9. Find the Number of Clones10.Decrement the Resource based on the Number of
clones11. Create Clones12.Recharge the Cloning Resource
Mobile Agent based Systems (Artificial Being)
A MOBILE AGENT FRAMEWORK FOR AN INTERNET OF THINGS5
Architectures of mobile agent based devices that can populate the Internet of Things
Components of the off-board Mobile Agent Framework
(MAF)
Components of the on-board Mobile Agent Framework
(MAF)
Functions:• Support Migration and
Execution of Mobile Agents
• Maintain neighbour list
The envisaged Internet of Things The air-conditioner, vacuum-cleaner and the robot use the
MAFs running on dedicated nodes while the printer and web-cam have the same embedded within themselves.
Types of Mobile Agents in the Internet of Things
1. SfR (Search for Resource) Agents: • These mobile agents are
capable of finding a resource in the network as per the specifications of the task to be performed.
2. PaS (Provide a Service) Agents:• These mobile agents carry the
source code (service) for a task as its payload.
Proof-of-Concept Experiment