02444nam a2200241 4500 394814 394814 20171204d2013 y0pory50 ba eng Statistical examination of handwriting characteristics using automated tools Recurso eletrónico Sargur N. Srihari [Rockville, MD] National Criminal Justice Reference Service (NCJRS) 2013 1 CD-ROM 12 cm Final technical report submitted to the U.S. Department of Justice, Office of Justice Programs - National Institute of Justice. NIJ Award Number: 2010-DN-BX-K037. Ficheiro de 5,08 MB em formato PDF (58 p.). 1 Executive summary. 2 Research narrative. 2.1 Introduction. 2.1.1 Current practice. 2.1.2 Statement of the problem. 2.1.3 Literature review. 2.1.4 Rationale for the research. 2.2 Methods: Data preparation. 2.2.1 Handwriting samples. 2.2.2 Letter combinations. 2.2.3 Characteristics. 2.2.4 Extraction of snippets. 2.2.5 User interface. 2.2.6 Ground-truthing. 2.3 Methods: Statistical model construction. 2.3.1 Problem complexity. 2.3.2 Bayesian networks. 2.3.3 Markov networks. 2.4 Methods: Statistical inference. 2.4.1 Probability of evidence. 2.4.2 Probability of identification. 2.4.3 Opinion scale. 2.5 Methods: QD Work-flow. 2.5.1 Standard Work-flow. 2.5.2 Use of probabilistic methods. 2.6 Conclusions. 2.7 Implications for policy and practice. 2.8 Implications for further research. 2.9 Dissemination. 2.9.1 Publications. 2.9.2 Presentations. 2.9.3 Students. 2.10 Acknowledgement. 2.11 Appendix 1: Handwriting sample source. 2.11.1 Source document. 2.11.2 Writer population. 2.12 Appendix 2: Tool for extracting image snippets. 2.13 Appendix 3: Comparison of th marginals with previous work.2.13.1 Chi-squared test short description. 2.13.2 Results of X2 tests. 2.13.3 Discussion of results. 2.14 Appendix 4: and examples. 2.14.1 Cursive. 2.14.2 Hand-print. 2.15 Appendix 5: Type determination. 2.15.1 Characteristics of type. 2.15.2 Dataset. 2.15.3 Type distribution. 2.15.4 Results. 2.15.5 Conclusions. 2.16 Appendix 6: Mapping likelihood ratio to opinion scale. ESCRITA MANUAL 57532 EXAME À ESCRITA 343070 ANÁLISE DE DOCUMENTO 343080 METODOLOGIAS 341295 SRIHARI Sargur N. 343290 Oferta 0 PJCD_258_000000000000000 2022-06-06 PJCD258 427491 PJ PJ PJ1CD258_35 PJCD258 2022-06-06 0 MO Oferta