 | 2007 |
| 8 |  | Heather D. Pfeiffer,
Roger T. Hartley:
A Comparison of Different Conceptual Structures Projection Algorithms.
ICCS 2007: 165-178 |
| 1999 |
| 7 |  | Roger T. Hartley,
Kathleen Crumpton:
Quality of OCR for Degraded Text Images.
ACM DL 1999: 228-229 |
| 6 |  | Roger T. Hartley,
Kathleen Crumpton:
Quality of OCR for Degraded Text Images
CoRR cs.DL/9902009: (1999) |
| 1997 |
| 5 |  | Robert L. Kelsey,
Roger T. Hartley,
Robert B. Webster:
An Object-Based Methodology for Knowledge Representation in SGML.
ICTAI 1997: 304- |
| 1992 |
| 4 |  | Heather D. Pfeiffer,
Roger T. Hartley:
Temporal, spatial, and constraint handling in the Conceptual Programming environment, CP.
J. Exp. Theor. Artif. Intell. 4(2): 167-182 (1992) |
| 1991 |
| 3 |  | Heather Pfeiffer,
Roger T. Hartley:
The Conceptual Programming Environment, CP: Reasoning Representation using Graph Structures and Operations.
VL 1991: 138-143 |
| 1985 |
| 2 |  | Roger T. Hartley:
Representation of Procedural Knowledge for Expert Systems.
CAIA 1985: 526-531 |
| 1981 |
| 1 |  | Roger T. Hartley:
How Expert Should an Expert System Be?
IJCAI 1981: 862-867 |