How mobile robots can self-organise a vocabulary
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Description
Contents
Reviews
Language
English
ISBN
978-3-944675-43-5
Preface
Acknowledgments
1 Introduction
1.1 Symbol grounding problem
1.1.1 Language of thought
1.1.2 Understanding Chinese
1.1.3 Symbol grounding: philosophical or technical?
1.1.4 Grounding symbols in language
1.1.5 Physical grounding hypothesis
1.1.6 Physical symbol grounding
1.2 Language origins
1.2.1 Computational approaches to language evolution
1.2.2 Steels' approach
1.3 Language acquisition
1.4 Setting up the goals
1.5 Contributions
1.6 The book's outline
2 The sensorimotor component
2.1 The environment
2.2 The robots
2.2.1 The sensors and actuators
2.2.2 Sensor-motor board II
2.3 The Process Description Language
2.4 Cognitive architecture in PDL
2.5 Summary
3 Language games
3.1 Introduction
3.2 The language game scenario
3.3 PDL implementation
3.4 Grounded language games
3.4.1 Sensing, segmentation and feature extraction
3.4.1.1 Sensing
3.4.1.2 Segmentation
3.4.1.3 Feature extraction
3.4.2 Discrimination games
3.4.2.1 The prototype method
3.4.2.2 An example
3.4.2.3 Binary subspace method
3.4.2.4 Summary
3.4.3 Lexicon formation
3.4.3.1 Different language games
3.4.3.2 The lexicon
3.4.3.3 Joint attention
3.4.3.4 The speaker's production
3.4.3.5 The hearer's understanding
3.4.3.6 Feedback
3.4.3.7 Adaptation
3.5 Coupling categorisation and naming
4 Experimental results
4.1 Measures and methodology
4.1.1 Measures
4.1.2 Statistical testing
4.1.3 On-board versus off-board
4.2 Sensory data
4.3 The basic experiment
4.3.1 The global evolution
4.3.2 The ontological development
4.3.3 Competition diagrams
4.3.4 The lexicon
4.3.4.1 Semiotic landscape
4.3.4.2 Lexical and ontological growth
4.3.5 More language games
4.4 Summary
5 Varying methods and parameters
5.1 Impact from categorisation
5.1.1 The experiments
5.1.2 The results
5.1.3 Discussion
5.2 Impact from physical conditions and interactions
5.2.1 The experiments
5.2.2 The results
5.2.3 Discussion
5.3 Different language games
5.3.1 The experiments
5.3.2 The results
5.3.3 Discussion
5.4 The observational game
5.4.1 The experiments
5.4.2 The results
5.4.3 Discussion
5.5 Word-form creation
5.5.1 The experiments
5.5.2 The results
5.5.3 Discussion
5.6 Varying the learning rate
5.6.1 The experiments
5.6.2 The results
5.6.3 Discussion
5.7 Word-form adoption
5.7.1 The experiments
5.7.2 The results
5.7.3 Discussion
5.8 Summary
6 The optimal games
6.1 The guessing game
6.1.1 The experiments
6.1.2 The results
6.1.3 Discussion
6.1.3.1 One-to-many relations between form and meaning
6.1.3.2 Polysemy and lexical dynamics
6.2 The observational game
6.2.1 The experiment
6.2.2 The results
6.2.3 Discussion
6.3 Summary
7 Discussion
7.1 The symbol grounding problem solved?
7.1.1 Iconisation
7.1.2 Discrimination
7.1.3 Identification
7.1.4 Conclusions
7.2 No negative feedback evidence?
7.3 Situated embodiment
7.4 A behaviour-based cognitive architecture
7.5 The Talking Heads
7.5.1 The differences
7.5.2 The discussion
7.5.3 Summary
7.6 Future directions
7.7 Conclusions
Appendix A: Glossary
Appendix B: PDL code
Appendix C: Sensory data distribution
Appendix D: Lexicon and ontology
References
Indexes
Name index
Subject index
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