| 单词 | spectrogram |
| 例句 | These spectrograms are then converted back into audio to train bird sound identifiers. New deep learning AI tool helps ecologists monitor rare birds through their songs 2023-11-15T05:00:00Z To identify a bird by sound, Merlin takes a user's recording and converts it into a spectrogram—a visualization of the volume, pitch and length of the bird's call. Artificial Intelligence Could Finally Let Us Talk with Animals 2023-09-22T04:00:00Z To compare brain activity, the scientists analyzed a spectrogram of all brain-wave activity. Brain Waves Synchronize when People Interact 2023-06-16T04:00:00Z Soundscape researchers use spectrograms to visually identify species and scan through hours of audio data. What does a hoot look like? What about a croak? Or a howl? The emission lines on the spectrogram didn’t match anything he knew. Maarten Schmidt, Caltech astronomer who changed our understanding of the cosmos, dies 2022-09-23T04:00:00Z William and Margaret Huggins were the first to identify the lines in the spectrum of a star other than the Sun; they also took the first spectrogram, or photograph of a stellar spectrum. Astronomy 2016-10-13T00:00:00Z They then transformed all of these noises into sound pictures known as spectrograms and used the images to train a type of AI program called deep learning. Artificial intelligence could spot baby chickens in distress 2022-06-28T04:00:00Z Historically, many birdsong researchers overlooked fine structure, in part because it is not readily visible in sonograms or spectrograms, which have been useful in helping people visualize song. What Birds Really Listen for in Birdsong (It’s Not What You Think) 2022-05-04T04:00:00Z Adding colors — as we’ve done in the spectrograms included in this article — helps to distinguish sounds within an image. What does a hoot look like? What about a croak? Or a howl? But instead of simply feeding visual data into the algorithm, the researchers fed it spectrograms—visual representations of sound—created from acoustic data recorded in an outdoor environment as drones flew by. AIs Spot Drones with Help from a Fly Eye 2022-04-20T04:00:00Z The researchers listened to the audio inside the hive from the same time period and looked at the spectrograms, visualizations of sound frequencies, which showed similar sounds occurring inside and outside the hive. I scream. You scream. Bees scream, too. 2021-11-10T05:00:00Z He turned these sounds into spectrograms—a visual representation of sound frequencies and durations—for statistical analysis. We got the beat: Lemurs show vocal musical rhythm, a rarity in animal kingdom 2021-10-25T04:00:00Z The recorded audio is converted into spectrograms: visual representations of sound used to pinpoint, for instance, specific whale species' calls. Save the Right Whales by Cutting through the Wrong Noise 2021-10-11T04:00:00Z The earlier version also mislabeled birds in the Rocky Mountain National Park spectrogram. What does a hoot look like? What about a croak? Or a howl? Using devices more typically attached to trees in a rain forest to capture birdsong, Martin recorded the sounds of the intersection and then ran them through Google’s Chrome Music Lab to create spectrograms. Perspective | Listen up: The Smithsonian wants people to plot the sounds of D.C. on a map 2021-07-20T04:00:00Z They scanned spectrograms—visual depictions of an audio signal—for established features such as frequency range and duration to identify a bird by its song. Artificial Intelligence Develops an Ear for Birdsong 2021-04-26T04:00:00Z Image: Google Google says that movement data captured by the Soli sensor is represented by spectrograms, which display the intensity of movement throughout the night. The latest Nest Hub leverages Soli technology to measure your sleep patterns 2021-03-16T04:00:00Z They started by giving the models thousands of “clean” spectrograms with only North Atlantic right whale calls. Save the Right Whales by Cutting through the Wrong Noise 2021-10-11T04:00:00Z Researchers saw phosphine's signal in spectrograms from two radio telescopes they used to capture the data, and estimated there were 20 parts per billion of the compound in Venus' clouds. New science tempers hope for life in Venus' clouds — but nothing is ruled out just yet 2020-11-29T05:00:00Z They say that this is because the data captured in a spectrogram is “orders of magnitude more compact” than that found in audio waveforms. Listen to this AI voice clone of Bill Gates created by Facebook’s engineers 2019-06-10T04:00:00Z Instead, it uses spectrogram data, or detailed visualizations of sound. Google’s prototype AI translator translates your tone as well as your words 2019-05-17T04:00:00Z Later spectrogram analysis confirmed they were signature whistles, produced through tissue vibrations near the blowhole. Video: How dolphin moms reunite with their babies 2016-05-06T04:00:00Z Then they slowly added in thousands of spectrograms contaminated with typical background sounds, such as tanker engines. Save the Right Whales by Cutting through the Wrong Noise 2021-10-11T04:00:00Z The calls appeared as a spectrogram — essentially musical notation. Decoding the Cacophony of Birds’ Warning Calls 2015-05-18T04:00:00Z “The spectrogram looks like a sunset—orangey and red,” Jefferson Hobbs told me. Inside The Software That Shapes Your Music (And Movies): iZotope RX 2014-10-24T04:00:00Z Another method sorts sound by its shape on a spectrogram. Scientists are recording the sound of the whole planet 2014-08-28T04:00:00Z Once a database of dolphin sounds was created, the program identified subsequent dolphins by their sounds nearly as well as humans who eyeballed the whistles' spectrograms. Shazam-Like Dolphin System ID's Their Whistles 2013-11-05T21:45:00.483Z The resulting algorithms can successfully turn noisy spectrograms into clean ones, cutting down on false alarms and helping spot whales before they reach dangerous areas, the scientists say. Save the Right Whales by Cutting through the Wrong Noise 2021-10-11T04:00:00Z Back at the lab, Dr. Greene pointed to the alarm call on the spectrogram in response to the pygmy owl. Decoding the Cacophony of Birds’ Warning Calls 2015-05-18T04:00:00Z King and her colleagues compared the spectrograms or visual representations of the wild dolphins' whistles and one pair of the captive dolphins, looking for evidence that the dolphin pairs copied each other's sound. Dolphins Can Call Each Other, Not by Name, But by Whistle 2013-02-20T05:01:00Z Whether one person is talking or many, the sound contains a spectrum of frequencies, and the intensity of each frequency changes on a millisecond timescale; spectrograms display data of this kind. Babble-onia: Solving the Cocktail Party Problem 2013-02-17T23:45:00.247Z The spectrogram of the recordings show the differences visually. An all-natural animal orchestra 2012-05-31T20:27:26Z In addition to these problems, the stellar spectrograms will provide rich material for study of the relationship between stellar mass and speed, and the nature of giant stars and dwarf stars. Astronomy: The Science of the Heavenly Bodies 2012-03-17T02:01:02.630Z One version of their computational model made use of a linear representation of sound, called a spectrogram, which plots frequency over time. Word-of-Mind: Researchers Decode Words from the Brain's Auditory Activity 2012-01-31T22:15:00.273Z How it works: You listen to a call and see a spectrogram, a visualization of the sounds. Citizen Scientists Study Whale Songs: Years of Work Done in Months 2012-01-25T17:45:07.723Z If a match is found, the citizen scientist clicks on that sound’s spectrogram and the results are stored. The Whale Song Project (Whale FM) 2011-11-29T15:45:02.007Z The spectrogram of the "before" recording is on the right. An all-natural animal orchestra 2012-05-31T20:27:26Z The spectrogram conveys all the information needed to recognize speech. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z You'll get all kinds of lines from a spectrogram of atmospheric dust. The Year When Stardust Fell Each successive frame of a spectrogram is a new roll of the die. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z The masking function for the whole spectrogram divides the data into regions in which talker A dominates and regions in which talker B dominates. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z By creating a spectrogram - a graph of the soundscape created by plotting time against frequency - he's able to see the patterns that natural sound forms. An all-natural animal orchestra 2012-05-31T20:27:26Z Here we assume each second of audio is divided into 50 spectrogram frames, and an individual’s speech in any given spectrogram frame consists of one of 10,000 possible sounds. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z In the observatory, he opened the dome and adjusted the telescope to take a few pictures and spectrograms. The Year When Stardust Fell A spectrogram displays how the spectrum varies over time, with the color at each point indicating the sound energy at that frequency and time. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z Thus a spectrogram is a series of individual spectra, one for each frame. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z In fact, computer scientist Victor Zue of the Massachusetts Institute of Technology used to teach a class on how to transcribe speech by just looking at a spectrogram. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z Speech recognition and speech separation typically works by moving along a spectrogram one frame at a time. Audio Alchemy: Getting Computers to Understand Overlapping Speech 2011-04-12T11:15:00.410Z |
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