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Digital signal resampling method
system. Upsampling can be synonymous with expansion, or it can describe an entire process of expansion and filtering (interpolation). When upsampling is performed
Upsampling
Method for converting signals between digital and analog
done by upsampling using an interpolation filter and is often the first step prior to performing delta-sigma modulation in DACs. Upsampling is strongly
Delta-sigma_modulation
Graphics processing unit brand
on the Xe3 architecture. Intel XeSS is a real-time deep learning image upsampling technology developed primarily for use in video games as a competitor
Intel_Arc
Image processing technique
vibrations of a mass-spring system with some repulsive springs. Signal upsampling via the traditional interpolation followed by smoothing for denoising
Edge-preserving_smoothing
Type of convolutional neural network
network by successive layers, where pooling operations are replaced by upsampling operators. Hence these layers increase the resolution of the output. A
U-Net
Resampling method
L. Increase (resample) the sequence by a factor of L. This is called Upsampling, or interpolation. Decimate by a factor of M Step 1 requires a lowpass
Downsampling (signal processing)
Downsampling_(signal_processing)
Image upscaling technology by Nvidia
released product.[citation needed] DLSS 2 is a temporal anti-aliasing upsampling (TAAU) implementation, using data from previous frames extensively through
Deep_Learning_Super_Sampling
Number of occurrences or cycles per unit time
Signaling (telecommunications) Spread spectrum Spectral component Transverter Upsampling Orders of magnitude (frequency) "Definition of FREQUENCY". Retrieved 3
Frequency
Type of artificial neural network
convolution (with stride) can be used to change the shape of the array, which is necessary for residual connection through an upsampling/downsampling layer.
Residual_neural_network
Image luminance mapping function
and 3D rendering are also affected by this issue. Paradoxically, when upsampling (scaling up) an image, the result processed in a "wrong" (non-physical)
Gamma_correction
Middleware software suite
two main passes: An upscaling pass called EASU (Edge-Adaptive Spatial Upsampling) that also performs edge reconstruction. In this pass the input frame
GPUOpen
Changing the resolution of a digital image
downsampled to 40x40px 4× Fourier upsampling of 40x40px downsampled image to 160x160px (correct reconstruction) 4× Fourier upsampling of 40x40px downsampled image
Image_scaling
Raster graphics editing software
Major features in this version include new Smart Sharpen, Intelligent Upsampling, and Camera Shake Reduction for reducing blur caused by camera shake.
Adobe_Photoshop
Method for estimating new data within known data points
signal (such as a sampled audio signal) to that of a higher sampling rate (Upsampling) using various digital filtering techniques (for example, convolution
Interpolation
Sampling higher than the Nyquist rate
samples, thereby converting the data to a higher sample rate, a form of upsampling. When the resulting higher-rate samples are converted to analog, a less
Oversampling
Changing the sampling rate of a discrete signal
material between such systems. More specific types of resampling include: upsampling or upscaling; downsampling, downscaling, or decimation; and interpolation
Sample-rate_conversion
Technology that records, stores, and reproduces sound
be filtered or have effects applied. Sample-rate conversion, including upsampling and downsampling, may be used to change signals that have been encoded
Digital_audio
Mathematical transformation reducing the damage caused by aliasing
Devices. Retrieved January 17, 2015. Nauman Uppal (August 30, 2004). "Upsampling vs. Oversampling for Digital Audio". Audioholics. Retrieved October 6
Anti-aliasing_filter
Practice of encoding color images
like: Munsil, Don; Stacey Spears (2003). "DVD Player Benchmark – Chroma Upsampling Error". Secrets of Home Theater and High Fidelity. Archived from the original
Chroma_subsampling
Measurement of a signal at discrete time intervals
recovered, if necessary. Crystal oscillator frequencies Downsampling Upsampling Sample abundance Multidimensional sampling In-phase and quadrature components
Sampling_(signal_processing)
Method for reconstructing continuous functions
create a 3D surface from a point cloud through either downsampling or upsampling. In numerical analysis to handle contributions of geometry where it is
Moving_least_squares
2021 video game
Returnal's native resolution is around 1080p. The developers used temporal upsampling to get to 1440p and then checkerboard rendering to get to 4K. Returnal
Returnal
Topics referred to by the same term
(bitmap), scaling of bitmap images Sample-rate conversion Downsampling Upsampling Oversampling Sampling (signal processing) Signal (information theory)
Resampling
Tool for digital signal processing
recombining the outputs of multiple receivers) is basically a matter of upsampling each one at a rate commensurate with the total bandwidth to be created
Filter_bank
2012 Indian film by Yash Chopra
on 3 January 2013. The Blu-ray Disc edition featured Dolby TrueHD 96k upsampling, DTS-HD Master Audio 5.1, Dolby Surround 5.1 sound and two additional
Jab_Tak_Hai_Jaan
2012 Indian film by Kabir Khan
Blu-ray releases saw the home media introduction of Dolby TrueHD 96k upsampling and Dolby Surround 7.1 sound. The physical releases in its first week
Ek_Tha_Tiger
Type of multi-scale signal representation
Gaussian-Laplacian Pyramid Image Coding - illustrates methods of Downsampling, Upsampling, and Gaussian convolution The Gaussian Pyramid - provides a brief introduction
Pyramid_(image_processing)
is achieved by removing the downsamplers and upsamplers in the DWT and upsampling the filter coefficients by a factor of 2 ( j − 1 ) {\displaystyle 2^{(j-1)}}
Stationary_wavelet_transform
Technique used in signal processing and data compression
(ADC), compressive sampling, DCT pyramid error concealment, downsampling, upsampling, signal-to-noise ratio (SNR) estimation, transmux, Wiener filter Complex
Discrete_cosine_transform
Vector graphics editor
sign-ons are supported. Features include new AI-assisted PowerTRACE, bitmap upsampling, and bitmap artifact compression removal; new Stylized effects such as
CorelDRAW
Filter used to construct a smooth analog signal from a digital input
different samplings are needed for different phases – for instance, if one is upsampling by a factor of 4, then one sampled filter is used for the half-way point
Reconstruction_filter
Neural network technology
convolution, also known as deconvolution, fractionally strided convolution, and upsampling convolution, is a convolution where the output tensor is larger than its
Convolutional_layer
Simple digital video protocol for standard-definition television
8 bits of Y. To reconstruct full resolution Y, Cb, Cr pixel values, chroma upsampling must be used. Recommendation ITU-R BT.656-5 - Interface for digital component
ITU-R_BT.656
Partitioning a digital image into segments
image. The decoder structure utilizes transposed convolution layers for upsampling so that the end dimensions are close to that of the input image. Skip
Image_segmentation
Overview of and topical guide to electrical engineering
theorem Oversampling Sample and hold Sampling frequency Undersampling Upsampling Audio signal processing Audio noise reduction Speech processing Equalization
Outline of electrical engineering
Outline_of_electrical_engineering
Software component for decoding video or audio
postfilters: used after decoding Common prefilters include: denoising resizing (upsampling, downsampling) contrast enhancement deinterlacing (used to convert interlaced
Filter_(video)
Android smartphone developed by LG Electronics
which adds a DAC, an amplifier, Direct Stream Digital audio support and upsampling, and is bundled with B&O Play H3 earbuds. LG stated that it would allow
LG_G5
Conversion of digital data between formats
computer can add information only in a rule-based fashion. [citation needed] Upsampling the data or converting to a more feature-rich format does not add information;
Data_conversion
Explainable AI technique
y}U(A_{m})}{max_{x,y}U(A_{k})-min_{x,y}U(A_{k})}}} with U {\displaystyle U} as the upsampling operation. Since the process of score calculation is repeated for every
Class_activation_mapping
Generating high-resolution video frames from given low-resolution ones
four basic functionalities: Propagation, Alignment, Aggregation, and Upsampling. Propagation refers to the way in which features are propagated temporally
Video_super-resolution
List of definitions of terms and concepts used in electrical engineering and electronics
Two wires wrapped around each other, but without a conductive cover. upsampling Sampling at greater than the Nyquist rate, which makes filter design easier
Glossary of electrical and electronics engineering
Glossary_of_electrical_and_electronics_engineering
Particular representation of a signal
required, and if the signal has been sampled (discrete-time), interpolation (upsampling) might also be necessary to avoid aliasing. If ω 0 {\displaystyle \omega
Analytic_signal
Audiophile audio processing technology
noise shaping, and resampling options in the MQA "rendering" step. MQA's upsampling filter impulse responses were published by July 2017. A critical review
Master_Quality_Authenticated
In wavelet theory
respect to the modulus 2 k − 1 {\displaystyle 2^{k}-1} . Then with the upsampling operator ↑ {\displaystyle \uparrow } it holds t r ( T h n ) = ( C k h
Transfer_matrix
Discrete resolution of a measurement with respect to time
waveform with much higher temporal resolution than the sample period by upsampling each record before averaging. In this case the temporal uncertainty may
Temporal_resolution
Hungarian-American mathematician (1893–1974)
Lanczos resampling is based on a windowed sinc function as a practical upsampling filter approximating the ideal sinc function, now widely used in video
Cornelius_Lanczos
Regression method in econometrics
be possible to alternatively use temporal disaggregation methods (for upsampling time series data from e.g. monthly to daily). Ghysels, Eric, Pedro Santa-Clara
Mixed-data_sampling
Norwegian audio hardware company
Electrocompaniet has produced several updates of the EMC. The MKV features 24-bit upsampling, SACD, an electromechanical cancellation system, fully balanced D/A converter
Electrocompaniet
M}={\frac {1}{M}}\sum _{m=0}^{M-1}X(z^{\frac {1}{M}})} . Expansion or upsampling by a factor of M means that we insert M-1 zeros between each sample of
Multirate filter bank and multidimensional directional filter banks
Multirate_filter_bank_and_multidimensional_directional_filter_banks
American computer scientist
general principles for capturing subjective moments; joint bilateral upsampling (2007), for fast image enhancement using a down-sampled image; gigapixel
Michael_F._Cohen
Mathematical algorithm
{\displaystyle n\in \mathbb {Z} } . In the Z-transform notation: The upsampling operator ( ↑ 2 ) {\displaystyle (\uparrow 2)} creates zero-filled holes
Fast_wavelet_transform
filter bank for directionality. The first major notable difference is that upsampling and downsampling are removed from both processes. Instead the filters
Contourlet
network. The encoder-decoder network was made of residual convolution, upsampling, and high field-of-view convolution modules. A Nyquist convolution layer
Deep learning in photoacoustic imaging
Deep_learning_in_photoacoustic_imaging
University College London University of Missouri Unix Unshielded twisted pair Upsampling Utility frequency Utility pole Vacuum capacitor Vacuum tube Variable capacitor
Index of electrical engineering articles
Index_of_electrical_engineering_articles
steering delay. The interpolation method aims to solve this problem by upsampling the receiving signal. n i {\displaystyle n_{i}} must still be an integer
Discrete-time_beamforming
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