A simple volumetric respiratory recorder

Simple Respiratory Mask

To the Editor: The US Department of Labor recommends air-purifying respirators (e.g., N95, N99, or N100) as part of a comprehensive respiratory protection program for workers directly involved with avian influenza–infected birds or patients (1). N95 respirators have 2 advantages over simple cloth or surgical masks; they are >95% efficient at filtering 0.3-µm particles (smaller than the 5-µm siz...

A Personal Virtual Computer Recorder

A Personal Virtual Computer Recorder

A Ship-borne Wave Recorder

Meeting Recorder

Despite recent advances in automatic speech recognition (ASR) technology, successful ASR applications tend to be limited to telephony, command-and-control functions, head-worn microphones, small vocabularies, and/or simple grammars. Recording and processing spontaneous, human-to-human conversations in natural settings is a far more challenging task. Face-to-face meetings are not only challengin...

A Multi-Agent TV Recorder

Personal Television is here via the advent of a new class of devices called personal video recorders (PVRs). These recorders change the user task from (a) selecting a specific channel to watch from the 100+ available channels to (b) finding something “good” to record from the 10,000+ shows broadcast each week. Recommender systems, such as the one described in this paper, will help track users’ ...