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    News and Articles on Signal To Noise Ratio



    Findings Key For Understanding, Interpreting Genetic Testing For Long QT Syndrome  Nov 9, 2009
    8, 2009) Results of a long QT syndrome (LQTS) study published in the current issue of Circulation play an important role in understanding genetic testing's role in diagnosing disease, according to the senior author, Michael Ackerman, M.D., Ph. D. A pediatric cardiologist at Mayo Clinic, Dr. Ackerman directs Mayo's Long QT Syndrome Clinic and is the director of the Mayo Clinic Windland Smith Rice Sudden Death Genomics Laboratory. (Science Daily)

    Ultra-low Power Actuator Suitable For In-vivo Biomedical Applications  Oct 15, 2009
    This is necessary to reach the correct groups of neurons for the specific disorder and to get near the neurons for a better signal to noise ratio. Adapted from materials provided by , via. (Science Daily)

    Better Brain Implants Using Polymer Nanotubes  Sep 30, 2009
    Step Toward Better Brain Implants Using Conducting Polymer Nanotubes. Step Toward Better Brain Implants Using Conducting Polymer Nanotubes. (Science Daily)

    A New Glance On Microscopic Images  Sep 25, 2009
    12, 2007) Scientists have developed optical 3-D far-field microscopy -- with nanoscale resolution, good signal-to-noise ratio and short exposure times using special photo-switchable fluorescence. (Nov. (Science Daily)

    Necklace For Long-term And Robust Cardiac Monitoring In Daily Life  Sep 17, 2009
    A satisfactory performance is achieved until 0dB SNR (signal to noise ratio). With the Human++ program, IMEC and Holst Centre aim to leverage their expertise in nanoelectronics and nanotechnology to develop solutions for a more efficient and better healthcare. (Science Daily)

    New Pioneer CDJ Digital Turntables Bring the Art of DJing to New Heights  Sep 17, 2009
    To achieve the highest sound quality, both the CDJ-2000 and CDJ-900 were equipped with the audio industrys highly respected Wolfson DAC processors, delivering a very transparent, accurate audio signal resulting in a highly improved signal-to-noise ratio and increased headroom ... Signal-to-Noise Ratio. (Yahoo! Wire -- Entertainment News)

    Marvell and NuTune Collaborate on New Hybrid NIM for European Integrated Digital Television Sets  Sep 4, 2009
    0, D-Book v5 and E-Book standards, excellent Signal to Noise Ratio (SNR), low RF sensitivity and over-modulation tolerance for analog TV signals. (Logo: ). (PR Newswire)

    Scientists Detect 'Fingerprint' Of High-temp Superconductivity Above Transition Temperature  Aug 29, 2009
    "We had to make a series of modifications to greatly increase the signal-to-noise ratio for all measurements," Davis said. Some measurements were made over a period of up to 10 days. (Science Daily)

    Why We Learn More From Our Successes  Aug 3, 2009
    "The signal-to-noise ratio improved in both brain regions," Miller said. "The heightened response led to them being more likely to get the next trial correct, too. This explains on a neural level why we seem to learn more from our successes than our failures.". (Science Daily)

    Cell Phones Turned Into Fluorescent Microscopes  Jul 23, 2009
    12, 2007) Scientists have developed optical 3-D far-field microscopy -- with nanoscale resolution, good signal-to-noise ratio and short exposure times using special photo-switchable fluorescence. (May 11, 2009) Engineers have developed a microscope that is capable of live imaging at double the resolution of fluorescence microscopy using structured. (Science Daily)

    Driving While Interrogated  Jul 22, 2009
    I believe that one factor that could make it dangerous even to use a hands-free phone while driving is the quality of the signal, that is, the signal-to-noise ratio of the auditory signal. The human mind is very good at separating signal from noise, and does it even without us noticing unless conditions are particularly bad, but it takes a great deal of cognitive effort, or what psychologists call "attentional capacity". (Slate)

    Q & A with Open Calais Guru Tom Tague  Jul 21, 2009
    When we re looking at Web content, we all know there s a fairly low signal-to-noise ratio, but we re surprised at how low it is. The amount of content out there that is duplicated or derivative is overwhelming. (IntranetJournal)

    Material World: Graphene's Versatility Promises New Applications  Jul 16, 2009
    Low capacitance is particularly desirable for chemical sensing devices and biosensors as it produces a lower signal-to-noise ratio, providing for extremely fine-tuned resolution of chemical or biological agents. Improvements to graphene will allow its electrical behavior to more closely approximate theory. (Science Daily)

    Activism evolves for digital age  Jun 20, 2009
    However, its a bit intimidating with the signal to noise ratio and volume so overwhelming. . (MSNBC -- Technology)

    The Real Cost Of Genuine Journalism  Jun 16, 2009
    In physics, it is called the signal-to-noise ratio. It compares the level of a desired signal (in that case: genuine journalism) to the level of background noise that tends to corrupt the signal. (CBS News -- Opinion)

    Suprema Receives FBI Certification for Dual Fingerprint Live Scanner  Jun 1, 2009
    The IAFIS IQS specifies the data acquisition standards for the fingerprint portion of the virtual fingerprint card, such as modulation transfer function (MTF) and signal-to-noise ratio. The MTF measures how much of the fingerprint data can be acquired; reflects the quality of the optics, the scanner detectors and the analog to digital converters. (JCN Network, Japan)

    Acoustic applications are cutting through the noise  May 20, 2009
    "In the present application, array microphones are used, and a time-reversal process is introduced to recover the original signal at the source location. This means a clearer signal with a higher signal-to-noise ratio." ... By processing the reversed signals from multiple-microphone arrays, together with their reflected signals, the researchers were able to localized the source, equalize the combined microphone's outputs and improved the voice's signal-to-noise ratio. (EETimes)

    Practical Analysis: Social Networks Get Low Marks As Sources Of IT Info  May 9, 2009
    A core problem is its signal-to-noise ratio: There may be one in 50 tweets that I care about. The more Twits you follow, the worse it is--that's the nature of the service. (TechWeb)

    How Twitter Is Stoking Unnecessary Swine Flu Panic  Apr 28, 2009
    I follow the feed from the CDC precisely BECAUSE it provides me with high signal to noise ratio of actual updates. Also, to read about the response to #influenza porcina in Spanish from Mexicans (often pretty funny and largely more informative), look for hashtag #influenza. (Slate)

    Review: Fujifilm F200EXR  Apr 16, 2009
    For instance, the EXR low-noise setting couples adjacent photo sites to produce 6million large pixels with an excellent signal-to-noise ratio. While this reduces the sensor resolution to six megapixels, that is about right for a compact. (Sydney Morning Herald -- Technology)

    CopperGate Launches New MDU Chipset  Mar 26, 2009
    In addition, "the new chipsets have improved the performance to get a higher signal-to-noise ratio, which is important in emerging markets where the quality of the infrastructure is not as pristine," he said. In contrast to other systems, their MDU solution does not require the heavy upfront investment needed for DOCSIS. "Our solution is based on pay-as-you-add customers," he said. (Multichannel News)

    OFC/NFOEC features breakthroughs in next-generation ethernet, metamaterials, networks  Mar 18, 2009
    The drawback to this approach is that this extra "carrier signal" consumes some of the transmission power, reducing the signal-to-noise ratio of the data in the line. Still, in data presented at OFC/NFOEC 2009 in San Diego, the researchers report using the device to reliably detect signals sent at 40G. They hope that this lower-cost technology will pave the way for cheaper, higher-speed upgrades to metropolitan areas and access/office networks. (EurekAlert!)

    Presently.com, First Professional Microblogging Community Launched  Mar 15, 2009
    Microblogging for serious business and corporate users, improves signal-to-noise ratio over general purpose sites, adds features demanded by professional users ... "Presently.com flips the signal-to-noise ratio from 20-80 to 80-20, so serious users spend less time sifting through trivial information," said Yoshi Maisami, co-founder of Intridea. (PR Newswire)

    Maximize your Twitter with 10 tools  Mar 13, 2009
    Want to know how you rank among others in the Twitosphere based on influence, signal-to-noise ratio, generosity, velocity and clout. Go here and type in your Twitter user name, and the Twitalyzer will let you know. (CNN -- Tech)

    Polarizers may enhance remote chemical detection  Mar 12, 2009
    "By simply putting a polarizer in a detector and rotating it to get maximum signal-to-noise ratio, you can improve the quality of the signal effortlessly and fairly cheaply.". Gordon said there is still basic work that needs to be done to answer why the light gets polarized. (EurekAlert!)

    Can Biological "Passports" Root Out Doping in Sports?  Mar 6, 2009
    "Think of it as a signal-to-noise ratio there is an inherent level of noise (technical error of measurement, day-to-day fluctuations), and only signals greater than this noise level will be apparent.". David Howman, director general of the , which , says he is "hopeful and optimistic" that it will make a difference in sports. (Scientific American)

    Guy Gear: HD Camcorders  Mar 1, 2009
    The Konica Minolta Lens offers up to 35x optical zoom (yes, you read that right), and the signal-to-noise ratio is optimized but good by the on-board Gigabrid Engine. Built-in image stabilization keeps camera-shake from ruining your shots, and the Auto Illumi. (New York Post -- Entertainment)

    Improving the  Feb 25, 2009
    The Sydney Morning Herald Blogs: Gadgets on the Go. Welcome to Sydney Morning Herald Online. (Sydney Morning Herald -- Technology)

    No Griffey? Be happy, Frank! Be happy!  Feb 21, 2009
    The signal to noise ratio on this blog is great. I can almost hear myself think. (Atlanta Journal-Constitution -- Sports)

    Introducing NoiseFree Pro: Noise Cancellation for the Voice-Over-Computer User and Mobile Professional  Feb 18, 2009
    Furthermore, NoiseFree Pro delivers unrivaled transmit signal-to-noise ratio (SNR) enhancement in excess of 23dB. This ensures that callers can be heard clearly regardless of background noise environments including airport departure gate noise, street noise, loud crowds and coffee shops. "Voice over internet is one of the fastest growing sectors in voice communications for business and consumers alike. However, unlike its telecom predecessors voice over internet comes without native noise... (PR Newswire)

    On2 Technologies Announces the Hantro(TM) 8270 Area and Speed Optimized 1080p Hardware Video Encoder  Feb 16, 2009
    With an increase of 4 to 8db in peak signal to noise ratio (PSNR) to the frames immediately following a scene change, the technology brings measurable improvements to the viewing experience for transcoded content such as movies and TV shows, and consolidated streams from multiple cameras typical to surveillance systems and live event coverage. "With power consumption a critical design issue for semiconductors, maintaining a low overall clock frequency is an imperative," says Mika Hakala, SVP and... (PR Newswire)

    Google Latitude - where  Feb 8, 2009
    I know it's my fault for signing up to Facebook, it's useful for keeping in contact with people but I really need to tweak the settings to improve the signal to noise ratio. Adding the extra noise of geospatial data for social networking will be deafening, and I suspect something like Google Latitude could drive more people over the edge. (Sydney Morning Herald -- Technology)



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