• cutoff
  • First stage cutoff and stage separation were commanded when the IU received a signal that the tank's fuel level had reached a predetermined point. (wikipedia.org)
  • Algorithms
  • For these data sets, four different segmentation approaches have been applied: (1) fully manual model building followed solely by visualization of the model, (2) manual tracing segmentation of the data followed by surface rendering, (3) semi-automated approaches followed by surface rendering, or (4) automated custom-designed segmentation algorithms followed by surface rendering and quantitative analysis. (jove.com)
  • neural signals
  • Characterizing brain connectivity between neural signals is key to understanding brain function.In our method, fully data-driven MEMD, together with Hilbert transform, is first employed to provide time-frequency power spectra for neural data.Furthermore, a statistical randomization procedure is designed to cancel out the effect of the added noise. (nih.gov)
  • Characterizing brain connectivity between neural signals is key to understanding brain function. (nih.gov)
  • Multielectrode arrays (MEAs) or microelectrode arrays are devices that contain multiple plates or shanks through which neural signals are obtained or delivered, essentially serving as neural interfaces that connect neurons to electronic circuitry. (wikipedia.org)
  • data
  • In our method, fully data-driven MEMD, together with Hilbert transform, is first employed to provide time-frequency power spectra for neural data. (nih.gov)
  • Local field potentials collected from visual cortex of macaque monkey while performing a generalized flash suppression task are then used to demonstrate the usefulness of our NAIC method to provide highresolution time-frequency coherence measure for connectivity analysis of neural data. (nih.gov)
  • 3. A fully automated method according to claim 1 wherein the processable data are generated by pre-processing raw data generated by the medical imaging system. (google.co.uk)
  • 4. A fully automated method according to claim 3 further comprising normalizing the processable data prior to computationally processing the processable data. (google.co.uk)
  • 5. A fully automated method according to claim 1 wherein the plurality of stored tissue classifier elements are developed using known outcome data by a process selected from the group consisting of logistic regression, decision trees, non-parametric regression, Fisher discriminant analysis, Bayesian network modeling, and a fuzzy logic system. (google.co.uk)
  • PURPOSE: To present and validate a new method that formalizes a direct link between k-space and wavelet domains to apply separate undersampling and reconstruction for high- and low-spatial-frequency k-space data. (biomedsearch.com)
  • The device includes a computer configured to process the ultrasound data and position data to thereby determine a location of the point. (google.es)
  • a computer configured to process the ultrasound data and position data to thereby determine the location of the point associated with the surface of the animal organ with respect to an on site reference coordinate system. (google.es)
  • 10. The percutaneous-point determination device of claim 1 , wherein the computer is configured to cross-correlate the ultrasound data with reference ultrasound data to thereby determine the distance from the ultrasound device to the point. (google.es)
  • Medical image computing (MIC) is an interdisciplinary field at the intersection of computer science, data science, electrical engineering, physics, mathematics and medicine. (wikipedia.org)
  • The present document relates to time-alignment of encoded data of an audio encoder with associated metadata, such as spectral band replication (SBR) metadata. (patents.com)
  • When combining digital data sets in the time domain into a combined digital data set a subset of samples of each digital data set is adjusted to enable. (patents.com)
  • DSP systems designers have utilized dataflow fomalisms to assist in the design and simulation of statically structured data processing behaviors. (umd.edu)
  • However, as DSP systems become increasingly complex, significant amounts of dynamic structure must be incorporated into the data processing-for example, to handle changes in data characteristics or operational constraints. (umd.edu)
  • An outcome of this improved software architecture is much more efficient data processing for embedded software systems. (umd.edu)
  • This increased efficiency can be applied to reduce power consumption (e.g., to increase battery life), or increase the data rates at which signals are processed (e.g., to increase sound or video quality). (umd.edu)
  • Each data set is defined by distinct characteristics, e.g. , signal-to-noise ratio, crispness (sharpness) of the data, heterogeneity of its features, crowdedness of features, presence or absence of characteristic shapes that allow for easy identification, and the percentage of the entire volume that a specific region of interest occupies. (jove.com)
  • Based on these data, we propose a triage scheme that categorizes both objective data set characteristics and subjective personal criteria for the analysis of the different data sets. (jove.com)
  • All data generated from the project are available to the public, and SETI@Home is used for some of the data analysis. (wikipedia.org)
  • Plots play an important role in statistics and data analysis. (wikipedia.org)
  • The software is capable of adjusting parameters (e.g., voltage, compensation) for the sample being tested, and also assists in displaying initial sample information while acquiring sample data to ensure that parameters are set correctly. (wikipedia.org)
  • Digital data can be encoded and transmitted via FM by shifting the carrier's frequency among a predefined set of frequencies representing digits - for example one frequency can represent a binary 1 and a second can represent binary 0. (wikipedia.org)
  • Benford's law, also called Newcomb-Benford's law and first-digit law, is an observation about the frequency distribution of leading digits in many real-life sets of numerical data. (wikipedia.org)
  • It has been shown that this result applies to a wide variety of data sets, including electricity bills, street addresses, stock prices, house prices, population numbers, death rates, lengths of rivers, physical and mathematical constants, and processes described by power laws (which are very common in nature). (wikipedia.org)
  • and the data sampling properties (e.g. sampling rate and digital signal processing). (wikipedia.org)
  • narrowband
  • For example, narrowband FM (NFM) is used for two way radio systems such as Family Radio Service, in which the carrier is allowed to deviate only 2.5 kHz above and below the center frequency with speech signals of no more than 3.5 kHz bandwidth. (wikipedia.org)
  • Similarly, in the frequency-domain approach, a narrowband pump pulse is applied and, after a certain waiting time, then a broadband pulse probes the system. (wikipedia.org)
  • variance
  • To examine the effect of noise on coherence estimation, we systematically varied the noise by changing its variance relative to the signal and estimated the coherence between channel X and Z in the above simulation. (nih.gov)
  • Examples of quantitative techniques include: hypothesis testing analysis of variance point estimates and confidence intervals least squares regression These and similar techniques are all valuable and are mainstream in terms of classical analysis. (wikipedia.org)
  • analyze
  • Spectrograms can be used to analyze the results of passing a test signal through a signal processor such as a filter in order to check its performance. (wikipedia.org)
  • For an example of its use, analysis of the concentration of elements is important in managing a nuclear reactor, so nuclear scientists will analyze neutron activation to develop discrete measurements within vast samples. (wikipedia.org)
  • Modern flow cytometers are able to analyze many thousand particles per second, in "real time," and, if configured as cell sorters, can actively separate and isolate particles at similar rates having specified optical properties. (wikipedia.org)
  • represents
  • The system measures the pressure pulses in an upper body peripheral artery and produces an electrical signal which represents the contours of these pulses. (google.com)
  • High definition spectrograms are used in the development of RF and microwave systems Spectrograms are now used to display scattering parameters measured with vector network analyzers The US Geological Survey now provides real-time spectrogram displays from seismic stations From the formula above, it appears that a spectrogram contains no information about the exact, or even approximate, phase of the signal that it represents. (wikipedia.org)
  • methods
  • In fact, all of the current methods for stretching sound are based on some form of windowing operation, usually with overlapping envelopes whose shape and frequency of repetition are controllable. (sfu.ca)
  • THEORY AND METHODS: High- and low-spatial-frequency regions are defined in k-space based on the separation of wavelet subbands, and the conventional compressed sensing problem is transformed into one of localized k-space estimation. (biomedsearch.com)
  • Systems and methods are presented for efficient cross-fading (or other multiple clip processing) of compressed domain information streams on a user or client. (patents.com)
  • These two methods actually form two different time-frequency representations, but are equivalent under some conditions. (wikipedia.org)
  • While not all literary-critical methods are primarily analytical in nature, the main approach to the teaching of literature in the west since the mid-twentieth century, literary formal analysis or close reading, is. (wikipedia.org)
  • At that time, absorption methods were still widely favored by other scientists over fluorescence methods. (wikipedia.org)
  • method
  • 6. A fully automated method according to claim 5 wherein at least one of the plurality of stored tissue classifier elements is determined by a process selected from the group consisting of post-operative histological examination, direct tissue inspection, and labeling by one or more experts. (google.co.uk)
  • It then digitizes the signal and synthesizes the pressure pulses in the ascending aorta using either a frequency-domain or a time-domain calculation method. (google.com)
  • RESULTS: Examples using the proposed method demonstrate successful reconstruction of both low-spatial-frequency content and fine structures in high-resolution three-dimensional breast imaging with a net acceleration of 11-12. (biomedsearch.com)
  • CONCLUSION: The proposed method improves the reconstruction accuracy of high-spatial-frequency signal content and avoids incoherent artifacts in low-spatial-frequency regions. (biomedsearch.com)
  • This process exists in opposition to phonetics and word analysis, as a different method of recognizing and verbalizing visual language (i.e. reading). (wikipedia.org)
  • A computer-implemented method of the invention includes: determining, by a. (patents.com)
  • An automotive speech input optimization method includes using a microphone to convert audible speech into an audio signal. (patents.com)
  • The authors propose a CT image segmentation method using structural analysis that is useful for objects with structural dynamic characteristics. (jove.com)
  • To realize this concept, structural analysis is performed using the finite element method (FEM), as structurally weak areas can be expected to break under conditions of stress. (jove.com)
  • The contribution of the method is its novelty, as no studies have so far used structural analysis for image segmentation. (jove.com)
  • This method, rooted in the academic movement labelled The New Criticism, approaches texts - chiefly short poems such as sonnets, which by virtue of their small size and significant complexity lend themselves well to this type of analysis - as units of discourse that can be understood in themselves, without reference to biographical or historical frameworks. (wikipedia.org)
  • This method of analysis breaks up the text linguistically in a study of prosody (the formal analysis of meter) and phonic effects such as alliteration and rhyme, and cognitively in examination of the interplay of syntactic structures, figurative language, and other elements of the poem that work to produce its larger effects. (wikipedia.org)
  • ratio
  • As a result, performance metrics such as signal-to-noise ratio, bit-energy, minimized thermally generated dark current, etc. are vastly improved and optimized. (umd.edu)
  • For a sine wave modulation, the modulation index is seen to be the ratio of the peak frequency deviation of the carrier wave to the frequency of the modulating sine wave. (wikipedia.org)
  • defects
  • According to the United States Federal Railroad Administration Office of Safety Analysis, track defects are the second leading cause of accidents on railways in the United States. (wikipedia.org)
  • spectral
  • The auditory system balances its frequency and temporal resolution in a manner that is consistent with the perception of linguistic phonemes where the simultaneous recognition of both spectral and temporal shapes plays a crucial role in rapid identification of speech. (sfu.ca)
  • As the temporal shape of a sound becomes elongated, whether by a small percentage or a very large amount, one's attention shifts towards the spectral components of the sound, either discrete frequency components, harmonics or inharmonics, or resonant regions and broadband textures. (sfu.ca)
  • plots
  • These spectrums or time plots are then "laid side by side" to form the image or a three-dimensional surface, or slightly overlapped in various ways, i.e. windowing. (wikipedia.org)
  • Funnel plots, introduced by Light and Pillemer in 1994 and discussed in detail by Egger and colleagues, are useful adjuncts to meta-analyses. (wikipedia.org)
  • wherein
  • 5. The percutaneous-point determination device of claim 1 , wherein the emitted ultrasound beam has a variable frequency to provide a predetermined axial resolution along the ultrasound beam axis. (google.es)
  • 6. The percutaneous-point determination device of claim 5 , wherein the frequency of the emitted ultrasound beam is variable between about 1 MHZ and about 15 MHZ. (google.es)
  • Simulation
  • While the amount of noise derived from this particular simulation is empirical, it indicates that the amount of noise should be four orders of magnitude less than the signal. (nih.gov)
  • instrumentation
  • Due to these developments, a considerable market for instrumentation, analysis software, as well as the reagents used in acquisition such as fluorescently labeled antibodies has developed. (wikipedia.org)
  • observation
  • The FAST radiotelescope in China also joined forces in October 2016 with the Breakthrough Initiatives to launch a coordinated search, including the rapid sharing of promising new signals for additional observation and analysis. (wikipedia.org)
  • system
  • Next, the system separately averages the signals corresponding to the measured pulses and those corresponding to the synthesized pulses, and forms for each an 'average pulse. (google.com)
  • EEG-Based Brain-Computer Interface System. (wiley.com)
  • A radio-frequency identification system uses tags, or labels attached to the objects to be identified. (wikipedia.org)
  • A flow cytometer has five main components: a flow cell, a measuring system, a detector, an amplification system, and a computer for analysis of the signals. (wikipedia.org)
  • An alternative means of predicting cell-electrode behavior is by modeling the system using a geometry-based finite element analysis in an attempt to circumvent the limitations of oversimplifying the system in a lumped circuit element diagram. (wikipedia.org)
  • coherence
  • In his work, a fused formant based sound can disintegrate into a rhythmic pattern or granular texture, and then revert to the original sound, even maintaining phase coherence in the process. (sfu.ca)
  • After a determined waiting time, ranging from a zero to a few hundred picoseconds, an interaction with a third pulse again creates a coherence, which, due to an oscillating dipole, radiates an infrared signal. (wikipedia.org)
  • Brain
  • A brain-computer interface (BCI), sometimes called a neural-control interface (NCI), mind-machine interface (MMI), direct neural interface (DNI), or brain-machine interface (BMI), is a direct communication pathway between an enhanced or wired brain and an external device. (wikipedia.org)
  • The papers published after this research also mark the first appearance of the expression brain-computer interface in scientific literature. (wikipedia.org)
  • Thanks to the remarkable cortical plasticity of the brain, signals from implanted prostheses can, after adaptation, be handled by the brain like natural sensor or effector channels. (wikipedia.org)
  • The history of brain-computer interfaces (BCIs) starts with Hans Berger's discovery of the electrical activity of the human brain and the development of electroencephalography (EEG). (wikipedia.org)
  • In 1990 report was given on a bidirectional adaptive BCI controlling computer buzzer by an anticipatory brain potential, the Contingent Negative Variation (CNV) potential. (wikipedia.org)
  • magnetic
  • A heat assisted magnetic recording (HAMR) write apparatus has a media-facing surface (MFS) and includes a pole, coil(s) and a waveguide. (patents.com)
  • Imaging
  • To better exploit wavelet-domain sparsity, compressed sensing can be used for high-spatial-frequency regions, whereas parallel imaging can be used for low-spatial-frequency regions. (biomedsearch.com)
  • While closely related to the field of medical imaging, MIC focuses on the computational analysis of the images, not their acquisition. (wikipedia.org)
  • bandwidth
  • Moreover, it is the time domain parameters involved in each model that control the bandwidth of the result, usually intended to shape the formant regions of the simulated vowels. (sfu.ca)
  • Wideband FM is used for FM broadcasting, in which music and speech are transmitted with up to 75 kHz deviation from the center frequency and carry audio with up to a 20 kHz bandwidth and subcarriers up to 92 kHz. (wikipedia.org)
  • Since the sidebands are on both sides of the carrier, their count is doubled, and then multiplied by the modulating frequency to find the bandwidth. (wikipedia.org)
  • different
  • Fan-like images due to modalities such as curved-array ultrasound are also common and require different representational and algorithmic techniques to process. (wikipedia.org)
  • Segmentation is the process of partitioning an image into different meaningful segments. (wikipedia.org)
  • changing the intensity of different frequencies over time, or even creating new ones, by drawing them and then inverse transforming. (wikipedia.org)
  • vascular
  • and unstructured meshes, such as hexahedral and tetrahedral forms, which are used in advanced biomechanical analysis (e.g., tissue deformation, vascular transport, bone implants). (wikipedia.org)
  • uses
  • Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. (wikipedia.org)
  • Furthermore
  • Furthermore, a better understanding of the processes involved in word recognition may enable more specific treatments for individuals with reading disabilities. (wikipedia.org)
  • alignment
  • Image registration is a process that searches for the correct alignment of images. (wikipedia.org)
  • Department of Electrical and Computer Engineering Professor Min Wu (ISR/UMIACS), her Ph.D. student Ravi Garg and her former advisee Avinash L. Varna (ECE Ph.D. 2011) won the 2012 University of Maryland Invention of the Year Award in the Information Science Category for "Environmental Signatures for Forensic Analysis and Alignment of Media Recordings. (umd.edu)
  • real-time
  • Utterances spoken or sung by a first person can be received, in real time, from a mobile communication device. (patents.com)
  • theories
  • Over time, other theories have been put forth proposing the mechanisms by which words are recognized in isolation, yet with both speed and accuracy. (wikipedia.org)
  • Business intelligence applies theories of competitive intelligence analysis and competitor analysis to resolve questions in the marketplace. (wikipedia.org)
  • Law enforcement intelligence applies a number of theories in crime analysis. (wikipedia.org)
  • electrical
  • The institute engages in applied research and development in the fields of physics, electrical engineering and computer sciences. (wikipedia.org)
  • By detecting the natural interference caused by the 50/60 Hz electrical network frequency (ENF), an audio/visual recording can be authenticated in time and even location. (umd.edu)
  • known
  • Three-dimensional printing allows for the production of highly detailed objects through a process known as additive manufacturing. (jove.com)
  • Image
  • Although there are many computer vision techniques for image segmentation, some have been adapted specifically for medical image computing. (wikipedia.org)
  • These outgoing waves eventually bounce off some distant object and return an echo to the sender, where they are received, amplified, and processed electronically to yield an image showing the object's location. (encyclopedia.com)
  • Focal points of independent and contract research conducted by Fraunhofer HHI are photonic components and systems, fiber optic sensor systems, and image signal processing and transmission. (wikipedia.org)
  • By reversing the process of producing a spectrogram, it is possible to create a signal whose spectrogram is an arbitrary image. (wikipedia.org)
  • Statistics
  • In 2014 and 2015 (the latest year for which statistics have been compiled), Cospas-Sarsat assistance included the following: These statistics under-report the events where Cospas-Sarsat assisted, because they only include events when an accurate report from SAR personnel is provided back through reporting channels to the Cospas-Sarsat Secretariat. (wikipedia.org)
  • High
  • High-frequency subband compressed sensing MRI using quadruplet sampling. (biomedsearch.com)
  • For example, creating flash cards for words that appear at a high frequency is considered a tool for overcoming dyslexia. (wikipedia.org)
  • Then, destruction analogy is implemented by replacing pixels with high strain as background ones, and this process is iterated until object is decomposed into two parts. (jove.com)
  • These trucks are loaded with high speed computers using advanced programs which recognize patterns and contain classification information. (wikipedia.org)
  • rely
  • On the other hand, phonetics and word analysis rely on the basis of cognitively applying learned grammatical rules for the blending of letters, sounds, graphemes, and morphemes. (wikipedia.org)
  • Older beacons that transmit only a legacy analogue signal on 121.5 MHz or 243 MHz rely on being received only by nearby aircraft or rescue personnel. (wikipedia.org)
  • systems
  • The latest estimates were relayed to the guidance systems in the IU, and to the Command Module Computer in the spacecraft. (wikipedia.org)