ENFSI FSAAWG 20th Anniversary Meeting in Riga
On 13-14 September, the Forensic Service Department (FSD) of the State Police of Latvia organised the 20th meeting of the Forensic Speech and Audio Analysis Working Group (FSAAWG) of the European Network of Forensic Science Institutes (ENFSI) in Riga. 46 representatives from 19 countries participated in the conference.
The conference was opened by Dr. Dagmar Boss, Head of the Forensic Speech and Audio Analysis Working Group, Mr. Pauls Krūmiņš, Head of the State Police Forensic Service Department, and Ms. Olga Bergere, Deputy Head of the State Police Forensic Service Department. Participants were wished to gain valuable knowledge and share experience with colleagues, and were invited to discover Riga.
Expert of the Forensic IT and Forensic Audio and Speech Analysis Unit of the Examination Bureau of the State Police Forensic Service Department, was the first to present at the conference, delivering the presentation on Latvia, the Forensic Service Department and the Unit. Afterwards, experts from the Kosovo Forensic Agency, Hon. Prof. M.S. Bokarius Kharkiv Research Institute of Forensic Examinations (KhRIFE) and the Kyiv Scientific Research Institute of Forensic Expertise of the Ministry of Justice of Ukraine (KFI) presented information about their institutions and units.
Scientific presentations were delivered by 13 experts from Poland, Ukraine, Italy, USA, Russian Federation, Germany, the Netherlands and Switzerland. The following topics were examined:
- Speaker recognition of electronically disguised voice method applied in the investigation of an actual criminal case in Poland.
- Instrumental speaker identification methods applied by the Centres of Forensic Science of the Ministry of Justice of Russia.
- The expert of the Russian Federal Centre of Forensic Science of the Ministry of Justice shared the analysis of an alternating current component fixed in audio records (ENF-based method) and the comparison of obtained data with the database, determining the time of recording.
- Professor from the National Center for Media Forensics (University of Colorado Denver) spoke about lossy compression artefacts in Apple iPhone Voice Recordings, which are crucial in forensic study.
- Interpretation of results according to the principles of the Bayesian probability theory, performing the identification of persons by means of automatic speech recognition programmes.
- Authentication of audio records in accordance with ISO 14496-12 standard.
- The progress and results of investigation of several complicated criminal cases were examined, for example, on how the profile of an attacker was recreated and the guilty person was identified according to the hearing memory of several victims.
At the FSAAWG Business meeting the long-term head of this group Dr. Dagmar Boss from Bayerisches Landeskriminalamt, Munchen, Germany was elected as the chairperson of the ENFSI Forensic Speech and Audio Analysis Working Group for the next year.
The representative of SSNS Institute for Expert Services from Hungary invited the participants to the next meeting of the ENFSI Forensic Speech and Audio Analysis Working Group, which will take in Budapest, Hungary.
PHOTO GALLERY
03.10.2018
|
