Yang Chiew Yung*, Lee L.T, Tan S.K, Yap B.S, Lee G.K International Symposium of Forensic Science and Environmental Health, Kuala Lumpur, Malaysia, 9-10 Nov 2009 (oral presentation) [abstract] To investigate if signatures in the form of regularly written, simple Chinese characters could be more easily simulated than those written in a cursive manner or incorporating […]
The Significance of the Orientation of a Stamp Impression
Yang Chiew Yung, Lim Chin Chin and Tan Yan Wen, Crystal 73rd Annual Meeting of the American Society of Questioned Document Examiners, Toronto, Canada, Aug 8-13 2015. (poster presentation) [abstract] In alleged “cut-n-paste” tampering cases, it could be crucial to determine if a signature and stamp impression on a questioned document could have been reproduced from […]
A Study on the Handwriting of Adolescents in Singapore
Yang Chiew Yung, Lim Chin Chin and Sim Hui Ying, Yvonne 73rd Annual Meeting of the American Society of Questioned Document Examiners, Toronto, Canada, Aug 8-13 2015. (oral presentation) [abstract] The handwriting of adolescents is an interesting and challenging topic as adolescence is the period when numerous and pronounced changes usually occur in the handwriting of […]
The evidential value of the orientation of stamp impressions in tampered documents
Tan Yan Wen Crystal, Yang Chiew Yung and Lim Chin Chin. National Institute of Justice Impression, Pattern and Trace Evidence Symposium, San Antonio, USA, Aug 25-27 2015. (poster presentation)
Questioned Documents – Authorship, Authenticity and Origin
WHAT IS FORENSIC DOCUMENT EXAMINATION? Forensic document examination, or Questioned Documents, is a forensic discipline that encompasses various areas of work relating to the examination of handwritten, printed and other machine-generated documents. When the authorship, authenticity or origin of a document becomes the subject of a dispute or an investigation, the document becomes known as […]