Rate-distortion optimization (RDO) is a method of improving video quality in video compression. The name refers to the optimization of the amount of distortion...
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Quantization (signal processing) (redirect from Quantization distortion)
that is better than an FLC in the rate–distortion sense), the optimization problem reduces to minimization of distortion D {\displaystyle D} alone. The indices...
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Rate–distortion theory is a major branch of information theory which provides the theoretical foundations for lossy data compression; it addresses the...
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differences (SATD), the sum of squared differences (SSD), and rate-distortion optimization. Computer stereo vision Hadamard transform Motion compensation...
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calendar-independent system to assign numbers to calendar dates Rate–distortion optimization, a decision algorithm used in video compression Rider (software)...
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per frame in an attempt to improve the quality. Psychovisual rate–distortion optimization which attempts to maintain a similar complexity. The complexity...
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developer to flexibly trade off compression rate vs. visual quality, using methods such as rate-distortion optimization (RDO). Encoding Speed Texture compression...
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the BCn output is more easily compressed by a LZ77 compressor (rate-distortion optimization). BC7 specifically can also use "bc7prep", a lossless pass to...
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x264. Hadamard transform Motion compensation Motion estimation Rate–distortion optimization Sum of absolute differences "r16019 commit in theora-thusnelda...
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format used in print on demand systems manufactured by Xerox Rate–distortion optimization, a decision algorithm used in video compression Remote Data Objects...
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does not define a procedure as to how to perform this form of rate–distortion optimization, the general outline is given in one of its many appendices:...
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quarter-pixel-precision motion vector; additional techniques such as rate-distortion optimization, which takes both quality and bit cost into account, are used...
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neural network. Improved redundancy to prevent packet loss using a rate-distortion-optimized variational autoencoder. Improved concealment of coding artifacts...
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numerically either the information theoretic capacity of a channel, the rate-distortion function of a source or a source encoding (i.e. compression to remove...
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Outline of finance (section Interest rate derivatives)
platform Statistical arbitrage Portfolio optimization: Portfolio optimization § Optimization methods Portfolio optimization § Mathematical tools Black–Litterman...
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Group delay and phase delay (redirect from Delay distortion)
a result, the signal's waveform experiences distortion as it passes through the system. This distortion can cause problems such as poor fidelity in analog...
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increase quality because coefficients chosen by Trellis have the lowest rate-distortion ratio. Trellis quantization effectively finds the optimal quantization...
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Monetary policy (redirect from Interest rate targeting)
policy trade-offs if asset market distortions prevent global efficient allocation. Even though the real exchange rate absorbs shocks in current and expected...
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theorem presents the achievable lower bound for the bit rate of X {\displaystyle X} at given distortion D {\displaystyle D} . It was found that for Gaussian...
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{\displaystyle q_{\theta }} , with θ {\displaystyle \theta } subject to the optimization effort. Consider a given finite sequence of N {\displaystyle N} values...
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Lei, Shawmin (July 1999). "An embedded still image coder with rate-distortion optimization" (PDF). IEEE Transactions on Image Processing. 8 (7): 913–924...
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Network performance (section Error rate)
have been altered due to noise, interference, distortion or bit synchronization errors. The bit error rate or bit error ratio (BER) is the number of bit...
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In the mathematical theory of probability, the entropy rate or source information rate is a function assigning an entropy to a stochastic process. For...
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expansion optimization Transmission expansion optimization Generation-transmission expansion co-optimization Distribution network optimization A well-defined...
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Nyquist–Shannon sampling theorem (section Sampling below the Nyquist rate under additional restrictions)
a signal and the sample rate required to avoid a type of distortion called aliasing. The theorem states that the sample rate must be at least twice the...
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mixture model and thus also determine information criterion values. Rate distortion theory has been applied to choosing k called the "jump" method, which...
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ADSL (redirect from Full-rate ADSL)
and rate of ADSL services. Attenuation distortion Digital subscriber line access multiplexer Flat rate Internet access List of interface bit rates Low-pass...
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combine direct pixel-to-pixel comparisons with gradient descent (and other optimization techniques) can be used to estimate these parameters. Distinctive features...
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Voltage optimisation (redirect from Voltage optimization)
The possible effects if the level of harmonics, known as total harmonic distortion becomes too high include damage to sensitive electronic equipment and...
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line by nearby equipment Instability of the mains frequency Harmonic distortion, defined as a departure from the ideal sinusoidal waveform expected on...
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