Canada's NRC on Traceability
Defence lawyers need to convince the criminal justice system that "traceability" of all forensic measurements is a condition precedent to...
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Stephen Biss
Mar 23, 20183 min read
Response Drifts Over Time
In an article relied upon by the SCC in St. Onge, Brian Hodgson stated: Defence lawyers need to educate themselves about the meanings of...
11 views0 comments
Stephen Biss
Mar 1, 20186 min read
8000C Auto-Calibration Sequence - How to Run the Auto-Calibration Sequence
Purpose of this cross-examination: To educate the Court about the calibration sequence run on the approved instrument at the factory. To...
19 views0 comments
Stephen Biss
Feb 28, 20183 min read
How to Calibrate - Teach an AI - Build the Inverse Logarithmic Calibration Curve
Purpose: To educate the Court about the Analytical Theory of the 8000C Optical Bench including Emitter, Sample Chamber, Dual Detectors,...
22 views0 comments
Stephen Biss
Feb 26, 20182 min read
Calibration Laboratory Requires Accreditation
Purposes: To obtain an admission that calibration or re-calibration needs to be done by an entity that is accredited by ASCLD/LAB ANLAB...
3 views0 comments
Stephen Biss
Feb 25, 20186 min read
AI Hardware and Software Can't Measure Without Learning and Re-Learning
Purpose: To educate the Court as to the "why" of the unreliability of an approved instrument to measure across the measuring interval if...
0 views0 comments
Stephen Biss
Feb 20, 20184 min read
What are the CGPM and BIPM? Is Canada a member?
Purposes: To connect evidentiary breath testing in Canada, the Criminal Code, and the Weights and Measures Act section 4(1) to the Metre...
7 views0 comments
Stephen Biss
Feb 18, 20182 min read
What is Accuracy? Techniques to Enhance Accuracy
Purpose: To develop the concept that, in metrology, accuracy is not a number. It is something that we work towards. It does not make...
6 views0 comments
Stephen Biss
Feb 16, 20184 min read
Measurements Under the Criminal Code of Canada Use SI Units
Purpose: To connect the Criminal Code and its wording about concentration of alcohol in units of blood with the International system of...
5 views0 comments
Stephen Biss
Feb 15, 20186 min read
What is measurement?
Purpose: Cross-examination of a CFS scientist on the VIM. To connect "measurement" in Canadian evidentiary breath testing to...
6 views0 comments
Stephen Biss
Feb 14, 20184 min read
Traceability of Measurement Result on an Approved Instrument
Purpose: To obtain an admission from the CFS scientist that the traceability of a measurement result on an approved instrument or a truck...
17 views0 comments
Stephen Biss
Feb 13, 20183 min read
Factors Influencing Reliability
What is "reliability" in the context of a "quantitative analysis"? What does "reliability" mean in measurement science? We have a...
37 views0 comments
Stephen Biss
Feb 12, 20185 min read
Stop, Document, and Report
Purpose: To educate the Court about good laboratory practice. To obtain an admission from the CFS scientist, that good laboratory...
6 views0 comments
Stephen Biss
Feb 10, 20187 min read
Causation of Error v. Calculation of Drift in Precision - Evidence Based Assessment of Reliability
What is the purpose in Stinchcombe/McNeil disclosure or O'Connor production of maintenance records and historical data? Crown CFS...
7 views0 comments
Stephen Biss
Feb 9, 20187 min read
Heater Response Time on Guth 2100
Purpose: To further challenge the Crown's suggestion that the anomalous low cal. checks that occurred in this breath truck were not...
6 views0 comments
Stephen Biss
Feb 8, 20182 min read
Cross-examination about Henry's Law
Purpose: To use the cross-examination of the CFS scientist to educate the Court about Henry's Law Q. All right. In a nutshell, what’s...
3 views0 comments
Stephen Biss
Feb 6, 20184 min read
Wet-bath Simulators Manufacturer Specs
Purpose: To obtain an admission from a CFS scientist that expectation of ATC Best Practices Recommendation is for annual inspection of...
6 views0 comments
Stephen Biss
Feb 5, 20183 min read
Uncertainty of Measurement is Not Novel Science
Purpose: To obtain an admission from a CFS scientist that uncertainty of measurement is not novel science. A. ...So, it’s a static...
12 views0 comments
Stephen Biss
Feb 4, 20185 min read
Uncertainty of Measurement for Lawyers and Judges
Lawyers and Judges need to get past their deep-seated fear of uncertainty. If we are to promote the use of good science, in Court, we, as...
20 views0 comments
Stephen Biss
Feb 2, 20186 min read
Independent Annual Inspections v In-house Inspection by Local Police
Purpose: To obtain admissions as to the differences in inspections, in inspection standard operating procedures, and completeness of an...
6 views0 comments
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