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River Sonic Solutions

Expert Witnessing and Technical Consulting in imaging, signal processing and electronics

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Machine learning/artificial intelligence expert witness: The Future is Here

By Dr. Chris Daft

circuit board with learning chips

What is Machine Learning? Machine Learning (ML) was once a technological “problem child” lurching through endless booms and busts.  But now it has become the driving force behind several of the largest companies in the world. How did this happen, and how is it connected to the work of an expert witness? Machine learning has […]

Software Trade Secret Expert Witness: Protecting Code When a Patent Won’t Do

By Dr. Chris Daft

Coca Cola

Patents, which are time-limited periods of exclusivity granted in return for disclosure of an invention, have contributed greatly to the expansion of technology in modern times.  But sometimes seeking a patent either does not work, or is not in the best interest of the inventors or their company. Holding trade secrets (e.g., figure 1) incurs […]

Medical Device Software Standard of Care Expert Witness: Causes, Standards & Issues

By Dr. Chris Daft

medical device

What Medical Device Software is What is medical device software?  And why would its “standard of care” be an important subject? In simple terms, medical device software is a component of, or an accessory to, a piece of electronics that interacts with the human body (see figure 1). “Standard of Care” is a key phrase […]

Wearable Device Expert Witness: Here come the Hearables

By Dr. Chris Daft

wearable device

First, the Wearables Wearables – small electronic devices worn next to clothing to record personal data – have insinuated themselves into the lives of millions of people. After Google Glass, Fitbit and the Apple Watch, the marketplace has become crowded and designs are maturing.  Capabilities such as the ability to measure heart rate by optical […]

Medical Device Expert Witness: How Technology Saves Lives

By Dr. Chris Daft

medtronic pacemaker

Engineering inventions to improve health date back at least to 1850, when the famous physicist Hermann von Helmholtz devised the ophthalmoscope.  One of the first medical devices, it allows a doctor to look at the interior of a patient’s eye.  In the latter part of the 20th century the pace of innovation in medical devices […]

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Dr. Chris Daft

Dr Chris Daft

Dr. Chris Daft is an award winning, Oxford Educated scientist who provides technical consulting and expert witnessing services.
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