LOKENDRA SHASTRI

Selected Publications

Journal Publications

1. Comparing the Neural Blackboard and the temporal synchrony based SHRUTI architectures, L. Shastri, Behavioral and Brain Sciences, 29:1 XXXX, In Press. html
   
2. Connectionist Mechanisms for Cognitive Control, C. Wendelken and L. Shastri, Neurocomputing, 65:663-672, 2005, (Presented at the 13th Annual Computational Neuroscience Meeting, Baltimore, MD. July 2004.) pdf
   
3. From Transient Patterns to Persistent Structures: A model of episodic memory formation via cortico-hippocampal interactions, L. Shastri, Behavioral and Brain Sciences. In revision.
   
4. Multiple instantiation and rule mediation in SHRUTI, C. Wendelken and L. Shastri, Connection Science, 16: 211-217, 2004. (final draft, MS Word)
   
5. Acquisition of concepts and causal rules in SHRUTI, C. Wendelken and L. Shastri, Proceedings of Cognitive Science 2003, 1224-1229, Boston, MA, August 2003. pdf
   
6. Learning structured representations L. Shastri and C. Wendelken, Neurocomputing, 52-54: 363-370. 2003.
7. Inference in Connectionist Networks, L. Shastri, Cognitive Studies, 10: 45-57, 2003.
8. Episodic memory and cortico-hippocampal interactions, Lokendra Shastri, Trends in Cognitive Sciences, 6: 162-168, 2002. pdf
   
9. A Computationally Efficient Abstraction of Long-term Potentiation, Lokendra Shastri, Neurocomputing. 44-46: 33-41, 2002. pdf
   
10. Incremental class learning approach and its application to handwritten digit recognition, Jacek Mandziuk and Lokendra Shastri, Information Sciences, 141: 193-217, 2002.
    
11. A computational model of episodic memory formation in the hippocampal system L. Shastri Neurocomputing, 38-40: 889-897, 2001. postscript pdf
    
12. An Extended Local Connectionist Manifesto: Embracing Relational and Procedural Knowledge L. Shastri Behavioral and Brain Sciences, 23:492-493. postscript pdf
    
13. Infants Learning Algebraic Rules, L. Shastri, Science, 285: 1673-1674, 1999.
14. Advances in SHRUTI -- A neurally motivated model of relational knowledge representation and rapid inference using temporal synchrony, L. Shastri. Applied Intelligence., 11, 79-108 (1999). postscript
    
15. Recruitment of binding and binding-error detector circuits via long-term potentiation, L. Shastri. Neurocomputing, 26-27 865-874 (1999).
    
16. Temporal Synchrony, Dynamic Bindings, and SHRUTI: a representational but non-classical model of reflexive reasoning, L. Shastri. Behavioral and Brain Sciences Vol. 19, No. 2, 331-337, 1996. gzip postscript
    
17. Recognizing Hand-printed digit strings using modular spatio-temporal connectionist networks, L. Shastri and T. Fontaine. Connection Science Vol. 7, Nos. 3 & 4. 1995. compressed postscript
    
18. From simple associations to systematic reasoning, L. Shastri and V. Ajjanagadde. Behavioral and Brain Sciences Vol. 16, No. 3, 417-494, 1993. gzip tar postscript
19. Reflexive Reasoning with Multiple-Instantiation in a Connectionist Reasoning System with a Typed Hierarchy, D.R. Mani, and L. Shastri. Connection Science, Vol. 5, No. 3 & 4, 205-242. 1993.
    
20. Structured connectionist models of semantic networks, L. Shastri Computers & Mathematics with Applications. Vol. 23, No. 2-5, pp. 293-328, 1992.
    
21. Rules and variables in neural nets, V. Ajjanagadde and L. Shastri, Neural Computation. 3, 121-134, 1991.
    
22. The application of connectionism to query planning/scheduling in intelligent user interfaces, N. Short, Jr. and L. Shastri, Telematics and Informatics. Vol. 7, nos. 3/4, 1990, 209-220.
    
23. Connectionism and the computational effectiveness of reasoning, L. Shastri, Theoretical Linguistics, Vol. 16, No. 1, 65-87, 1990.
    
24. Default reasoning in semantic networks: a formalization of recognition and inheritance, L. Shastri, Artificial Intelligence, Vol. 39, No. 3, 283-355, 1989.
    
25. A connectionist approach to knowledge representation and limited inference, L. Shastri, Cognitive Science, Vol. 12, No. 3, 331-392, 1988.
    
26. ``Massive parallelism in artificial intelligence'', L. Shastri, Applied Optics, Vol. 26, No. 10, 1829-1844, May, 1987.

Book

• Semantic Networks: An evidential formalization and its connectionist realization. L. Shastri, Morgan Kaufmann, Los Altos/Pitman Publishing Company, London, 1988.

Book Chapters

1. Structured connectionist models, L. Shastri. In The Handbook of Brain Theory and Neural Networks, II Edition, M. Arbib (Ed), MIT Press, 2003.
2. Spreading-activation networks, L. Shastri. In Encyclopedia of Cognitive Science, Nature Publishing Group, MacMillan, London, 2003.
3. Connectionism J.A. Feldman and L. Shastri. In Encyclopedia of Cognitive Science, Nature Publishing Group, MacMillan, London, 2003.
4. Biological grounding of recruitment learning and vicinal algorithms in long-term potentiation, Lokendra Shastri. In Emergent neural computational architectures based on neuroscience J. Austin, S. Wermter, and D. Wilshaw (Eds.), Springer-Verlag, Berlin. (2001). pdf
   
5. Types and Quantifiers in Shruti --- a connectionist model of rapid reasoning and relational processing, L. Shastri. In Hybrid Neural Symbolic Integration, S. Wermter and R. Sun (Eds.), Lecture Notes in Computer Science, Lecture Notes in Artificial Intelligence Springer-Verlag, Berlin. (2000). pdf
   
6. A Connectionist Encoding of Parameterized Schemas and Reactive Plans, L. Shastri, D. Grannes, S. Narayanan and J. Feldman. To appear in Hybrid Information Processing in Adaptive Autonomous vehicles, G.K. Kraetzschmar and G. Palm (Eds.), Lecture Notes in Computer Science, Lecture Notes in Artificial Intelligence Springer-Verlag, Berlin. postscript pdf
   
7. ``Parallel Inference with Very Large Knowledge Bases,'' D.R. Mani and L. Shastri, In High Performance Cluster Computing 2, (Ed.) R. Buyya, Prentice Hall. 1999.
   
8. ``Massively parallel knowledge representation and reasoning: Taking a cue from the brain,'' L. Shastri and D.R. Mani, In Parallel Processing for Artificial Intelligence 3, (Eds.) Geller, J., Kitano, H. and Suttner, C. Elsevier Science. 1997.
   
9. ``Structured Connectionist Model'', L. Shastri. In The Handbook of Brain Theory and Neural Networks, M. Arbib (Ed), MIT Press. 1995.
   
10. ``Reasoning with rules and variables in neural networks'', V. Ajjanagadde and L. Shastri. In Intelligent Hybrid Systems, S. Goonatilake and S. Khebbal (E.), John Wiley & Sons. 1995. pp 209-220.
11. ``Efficient inference with multi-place predicates and variables in a connectionist system'', V. Ajjanagadde and L. Shastri. In Artificial Neural Networks: Concepts and Theory, P. Mehra and B. Wah (Ed.), IEEE Computer Society Press. 1992. pp 132-139.
    
12. ``Relevance of Connectionism to AI: A representation and reasoning perspective'', L. Shastri. In Advances in Connectionist and Neural Computation Theory, vol. 1, J. Barnden and J. Pollack (Ed.), Ablex, Norwood, N.J. 1991. pp 259-283.
13. ``Why Semantic Networks?'', L. Shastri. In Principles of Semantic Networks, John Sowa (Ed.), Morgan Kaufmann, 1991. pp 109-136.
    
14. ``Learned Phonetic Discrimination Using Connectionist Networks'', R.L. Watrous, L. Shastri, and A. Waibel. In Advances in Connectionist Speech Processing, A. Waibel and Lee (Eds.). Morgan Kaufmann, June 1990, pp. 409-412.
    
15. ``A Connectionist Encoding of Semantic Networks'', L. Shastri. In Distributed Artificial Intelligence, M.N. Huhns (Ed.), Morgan Kaufmann, Los Altos. 1986. pp. 177-202.
    
16. ``Neural Nets, Routines and Semantic Networks'', L. Shastri and J.A. Feldman. In Advances in Cognitive Science, N. Sharkey (Ed.), Ellis Horwood Publishers, Chichester, UK. 1986. pp. 158-203.
    
17. ``A Connectionist Approach to Generation of Simple Sentences and Word Choice'', J. Kalita and L. Shastri. In Parallel Models of Natural Language Computation, Ablex, Norwood NJ.

Refereed Conference Proceedings

1. Connectionist Mechanisms for Cognitive Control. C. Wendelken and L. Shastri, Neurocomputing, Presented at the 13th Annual Computational Neuroscience Meeting, Baltimore, MD. July 2004. pdf
   
   
2. Acquisition of concepts and causal rules in SHRUTI. C. Wendelken and L. Shastri, Proceedings of Cognitive Science 2003, Boston, MA, August 2003. pdf
   
   
3. A connectionist model of planning via back-chaining search. M. Garagnani, C. Wendelken and L. Shastri, Proceedings of Cognitive Science 2002, Fairfax, VA, August 2002. pdf
   
   
4. Combining belief and utility in a structured connectionist agent architecture. C. Wendelken and L. Shastri, Proceedings of Cognitive Science 2002, Fairfax, VA, August 2002. pdf
   
5. Automatic Phonetic Transcription of Spontaneous Speech (American English), S. Chang, L. Shastri, S. Greenberg, Proceedings of the International Conference on Spoken Language Processing, Beijing, 2000. pdf
6. Seeking coherent explanations --- a fusion of structured connectionism, temporal synchrony, and evidential reasoning, L. Shastri and C. Wendelken Proceedings of Cognitive Science 2000, Philadelphia, PA, August 2000. postscript pdf
7. ``Syllable Detection and Segmentation Using Temporal Flow Neural Networks,'' S. Chang, L. Shastri, and S. Greenberg, In the Proceedings of the XIVth International Congress of Phonetic Sciences, San Francisco, CA. August, 1999.
8. ``Knowledge Fusion in the Large -- taking a cue from the brain,'' L. Shastri and C. Wendelken. In the Proceedings of the Second International Conference on Information Fusion, FUSION'99, Sunnyvale, CA, July, 1999, pp. 1262--1269.
9. Soft Computing in SHRUTI: -- A neurally plausible model of reflexive reasoning and relational information processing. L. Shastri and C. Wendelken. In the Proceedings of the Third International Symposium on Soft Computing, SOCO'99, Genova, Italy, June 1999, pp. 741-747.
10. ``Incremental Class Learning approach and its application to Handwritten Digit Recognition''. J. Mandziuk and L. Shastri, Proceedings of the Fifth International Conference on Neural Information Processing ICONIP'98, Kitakyushu, JAPAN October, 1998. Shiro Usui & Takashi Omori (Eds.), vol. 2, pp. 203-206.
11. ``A Model of Rapid Memory Formation in the Hippocampal System,'' L. Shastri. Proceedings of the Nineteenth Annual Conference of the Cognitive Science Society, 680-685, Stanford University, CA. August 1997.
12. ``Temporal Compositional Processing by a DSOM Hierarchical Model.'' C.M. Privitera and L. Shastri, Proceedings of the International Conference on Artificial Neural Networks, 1996.
13. ``A connectionist treatment of negation and inconsistency.'' L. Shastri and D.J. Grannes. Proceedings of the Eighteenth Conference of the Cognitive Science Society, San Diego, CA. 1996.
14. ``A Computational Model of Tractable Reasoning - Taking Inspiration from Cognition'', L. Shastri, Proceedings of IJCAI-93, the Thirteenth International Joint Conference on Artificial Intelligence. France, August-September 1993. pp. 202-207.
15. Recognizing Handprinted Digit Strings: a Hybrid Connectionist/Procedural Approach. T. Fontaine, and L. Shastri, Proceedings of the Fifteenth Conference of the Cognitive Science Society, Boulder, Colorado June 1993. pp. 428-433.
16. ``A hybrid system for handprinted word recognition'', T. Fontaine, and L. Shastri, Proceedings of the IEEE Conference on Artificial Intelligence Applications, March 1993. pp. 227-234.
17. ``Neurally motivated constraints on the working memory capacity of a production system for parallel processing'', L. Shastri, Proceedings of the Fourteenth Conference of the Cognitive Science Society, Bloomington, Indiana July 1992. pp. 159-164.
18. ``A connectionist solution to the multiple instantiation problem using temporal synchrony'', D.R. Mani and L. Shastri, Proceedings of the Fourteenth Conference of the Cognitive Science Society, Bloomington, Indiana July 1992. pp. 974-979.
19. ``Handprinted Digit Recognition Using Spatiotemporal Connectionist Models'', T. Fontaine and L. Shastri, Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition. June 1992. pp. 169-175.
20. ``Combining a Connectionist Type Hierarchy with a Connectionist Rule-Based Reasoner'', D.R. Mani and L. Shastri, Proceedings of the Thirteenth Conference of the Cognitive Science Society, Chicago, IL, August 1991. pp. 418-423.
21. ``An optimal limited inference system'', L. Shastri and V. Ajjanagadde, Proceedings of AAAI-90, the Twelfth National Conference of the American Association of Artificial Intelligence, Cambridge MA, July 1990. pp. 563-570.
22. ``Efficient inference with multi-place predicates and variables in a connectionist system'', V. Ajjanagadde and L. Shastri, Proceedings of the Eleventh Conference of the Cognitive Science Society, Ann Arbor, MI, August 1989. pp. 396-403.
23. ``A connectionist encoding of semantic networks'', L. Shastri, Proceedings of the Ninth Annual Conference of the Cognitive Science Society. Seattle, July 1987. pp. 143-154.
24. ``Learning phonetic features using connectionist networks.'' R. L. Watrous and L. Shastri, Proceedings of IJCAI-87, the Tenth International Joint Conference on Artificial Intelligence, Milan, Italy, August 1987. pp. 851-854.
25. ``Generation of simple sentences in English using the connectionist model of computation'', J. Kalita and L. Shastri, Proceedings of the Ninth Annual Conference of the Cognitive Science Society, Seattle, CA, July, 1987. pp. 555-565.
26. ``Learning Phonetic Features using Connectionist Networks: An Experiment in Speech Recognition.'' R. L. Watrous and L. Shastri, Proceedings of ICNN-87, the First International Conference on Neural Networks, San Diego, CA, June, 1987, pp. iv-391 - iv-438.
27. ``Evidential reasoning in semantic networks: A formal theory'', L. Shastri, and J.A. Feldman, Proceedings of IJCAI-85, the Ninth International Joint Conference on Artificial Intelligence, Los Angeles, CA, August 1985. pp. 465-474.
28. ``Evidential inference in activation networks'', J.A. Feldman and L. Shastri, Proceedings of the Sixth Cognitive Science Society Conference, Boulder, CO, 1984. pp. 156-160.
29. ``Toward connectionist parsing'', S. Small, G.W. Cottrell and L. Shastri, Proceedings of AAAI-82, the Fourth National Conference of the American Association of Artificial Intelligence, Pittsburgh, PA, August 1982. pp. 247-250.
30. ``Expertise in Problem Solving - An approach'', L. Shastri, Proceedings of the Annual Conference of the Computer Society of India, Bangalore, India, 1979.