عنوان

Real-time control of walking

(Number (ISBN

0817633324

(Number (ISBN

3764333324

(Number (ISBN

9780817633325

(Number (ISBN

9783764333324

Number

b550470

Title Proper

Real-time control of walking

General Material Designation

[Book]

First Statement of Responsibility

Marc D. Donner.

Place of Publication, Distribution, etc.

Boston

Name of Publisher, Distributor, etc.

Birkhäuser

Date of Publication, Distribution, etc.

1987

Specific Material Designation and Extent of Item

[1 volume].

Series Title

Progress in computer science, no. 7

Text of Note

1.0 Introduction.- One - Machine and animal walking.- 2.0 Animal walking.- 2.1 Locality of control.- 2.1.1 The insect nervous system.- 2.1.2 Insect experiments.- 2.1.3 The spinal cat.- 2.1.4 Reflexes versus patterns.- 2.2 Rear-to-front waves.- 2.3 Why insect gaits are not discrete.- 2.4 Summary.- 3.0 Other walking work.- 3.1 Static stability.- 3.2 Dynamic stability.- 3.3 Summary.- 4.0 SSA walking machine.- 4.1 Mechanical overview.- 4.2 Valve settings.- 4.2.1 Hip control.- 4.2.2 Knee control.- 4.2.3 Valve switching time.- 4.3 Control computers.- 4.4 Hydraulic system.- 4.4.1 Pumps.- 4.4.2 Cylinders.- 4.4.3 Valves.- 4.5 Summary.- 5.0 Walking program.- 5.1 Responsibilities of a walking program.- 5.2 Inhibition and excitation.- 5.3 Walking program structure.- 5.4 Row.- 5.4.1 Load.- 5.4.2 Recover.- 5.5 Service processes.- 5.5.1 Sensors.- 5.5.2 Trouble.- 5.5.3 Compensator monitor.- 5.5.4 Gather.- Two - Programming for robotics and control.- 6.0 Inadequacies of existing control structures.- 6.1 Concurrency.- 6.1.1 Time slicing.- 6.1.2 Algorithmic languages.- 6.1.3 Production systems.- 6.1.4 Concurrent programming languages.- 6.2 Nondeterminacy.- 6.2.1 Concurrent programming languages revisited.- 6.2.2 Guarded commands.- 6.3 The control of temporal behavior.- 6.3.1 Wait for event.- 6.3.2 Complete task before event.- 6.3.3 The nature of loops.- 6.4 Real-time performance.- 6.4.1 Pluribus strips.- 6.4.2 TOMAL.- 6.5 Summary.- 7.0 OWL language.- 7.1 OWL processes.- 7.2 Sequences.- 7.2.1 Asserting done and alert.- 7.2.2 When and bothwhen.- 7.3 Concurrences.- 7.3.1 Handling of alert.- 7.3.2 Concurrent while.- 7.3.3 Synchronization and mutual exclusion.- 7.4 Named processes.- 7.4.1 Scope and parameter passing.- 7.5 Data.- 7.5.1 Datatypes.- 7.5.2 Declarations.- 7.6 Discussion.- 7.6.1 Sequences and loops.- 7.6.2 Concurrence and alternation.- 7.6.3 Distributed implementation.- 7.7 OWL compiler and runtime system.- 7.7.1 Compiler.- 7.7.2 Runtime system.- 7.8 Performance.- 7.9 OWL syntax.- 7.9.1 Walking machine primitives in OWL.- Three - Results and conclusions.- 8.0 Experimental results.- 8.1 Local control.- 8.1.1 Walking.- 8.1.2 Five legged walking.- 8.2 Inhibition.- 8.3 Excitation.- 8.4 Comparison with another program.- 8.5 Summary.- 9.0 Discussion and conclusions.- 9.1 Distributed control.- 9.2 Scaling constraints on walking strategies.- 9.2.1 Why small things cannot balance.- 9.2.2 Why small animals do not have to balance.- 9.2.3 Prognosis for walking machines.- 9.3 Natural motions.- 9.4 Conclusions.- 9.5 Programming: real-time and robotic systems.- 9.6 Directions for future research.- A.O Walking program code.- A.1 Overview.- A.2 Walk.owl.- A.3 Load5.owl.- A.4 Drive7.owl.- A.5 Unload3.owl.- A.6 Recover6.owl.- A.7 Waveinit.owl.- A.8 Sensors.owl.- A.9 Data.owl.- A.10 Trouble.owl.- A.11 Comps.owl.- B.0 Data.- B.1 Description of data figures.- B.2 Data plots.- C.0 OWL primitives.- C.1 OWL control primitives.- C.2 Compiler directives and declaration keywords.- C.3 Sensor primitives.- C.4 Valve command primitives.- C.5 I/O primitives.- C.6 Miscellaneous primitives.- D.0 The Trojan Cockroach.

Class number

Book number

Marc D. Donner.

Marc D Donner

Electronic name

[Book]

Y