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< div class = "breadcrumbs" > < a href = "../../index.html" > kmath-optimization< / a > < span class = "delimiter" > /< / span > < a href = "../index.html" > space.kscience.kmath.optimization< / a > < span class = "delimiter" > /< / span > < span class = "current" > QowOptimizer< / span > < / div >
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< h1 class = "cover" > < span > Qow< / span > < wbr > < span > < span > Optimizer< / span > < / span > < / h1 >
< div class = "platform-hinted " data-platform-hinted = "data-platform-hinted" > < div class = "content sourceset-dependent-content" data-active = "" data-togglable = ":kmath-optimization:dokkaHtmlPartial/commonMain" > < div class = "symbol monospace" > < div class = "block" > < div class = "block" > < span class = "token annotation builtin" > @< / span > < a href = "../../../kmath-memory/space.kscience.kmath/-unstable-k-math-a-p-i/index.html" > < span class = "token annotation builtin" > UnstableKMathAPI< / span > < / a > < / div > < / div > < span class = "token keyword" > object < / span > < a href = "index.html" > QowOptimizer< / a > : < a href = "../-optimizer/index.html" > Optimizer< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token punctuation" > , < / span > < span class = "token keyword" > < / span > < a href = "../-x-y-fit/index.html" > XYFit< / a > < span class = "token operator" > > < / span > < span class = "clearfix" > < span class = "floating-right" > (< a href = "https://github.com/SciProgCentre/kmath/tree/master/kmath-optimization/src/commonMain/kotlin/space/kscience/kmath/optimization/QowOptimizer.kt#L33" > source< / a > )< / span > < / span > < / div > < p class = "paragraph" > An optimizer based onf Fyodor Tkachev's quasi-optimal weights method. See < a href = "http://arxiv.org/abs/physics/0604127" > the article< / a > .< / p > < / div > < / div >
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< div class = "tabs-section" tabs-section = "tabs-section" > < button class = "section-tab" data-active = "" data-togglable = "CONSTRUCTOR,TYPE,FUNCTION,PROPERTY" > Members< / button > < button class = "section-tab" data-togglable = "CONSTRUCTOR,TYPE,FUNCTION,PROPERTY,EXTENSION_PROPERTY,EXTENSION_FUNCTION" > Members & Extensions< / button > < / div >
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< h2 class = "" > Functions< / h2 >
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< div > < a href = "../maximum-log-likelihood.html" > < span > maximum< / span > < wbr > < span > Log< / span > < wbr > < span > < span > Likelihood< / span > < / span > < / a > < / div >
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< div class = "platform-hinted " data-platform-hinted = "data-platform-hinted" > < div class = "content sourceset-dependent-content" data-active = "" data-togglable = ":kmath-optimization:dokkaHtmlPartial/commonMain" > < div class = "symbol monospace" > < div class = "block" > < div class = "block" > < span class = "token annotation builtin" > @< / span > < a href = "../../../kmath-memory/space.kscience.kmath/-unstable-k-math-a-p-i/index.html" > < span class = "token annotation builtin" > UnstableKMathAPI< / span > < / a > < / div > < / div > < span class = "token keyword" > suspend < / span > < span class = "token keyword" > fun < / span > < a href = "../-optimizer/index.html" > Optimizer< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token punctuation" > , < / span > < span class = "token keyword" > < / span > < a href = "../-function-optimization/index.html" > FunctionOptimization< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token operator" > > < / span > < span class = "token operator" > > < / span > < span class = "token punctuation" > .< / span > < a href = "../maximum-log-likelihood.html" > < span class = "token function" > maximumLogLikelihood< / span > < / a > < span class = "token punctuation" > (< / span > < span class = "parameters " > < span class = "parameter " > problem< span class = "token operator" > : < / span > < a href = "../-x-y-fit/index.html" > XYFit< / a > < / span > < / span > < span class = "token punctuation" > )< / span > < span class = "token operator" > : < / span > < a href = "../-x-y-fit/index.html" > XYFit< / a > < / div > < div class = "brief " > < p class = "paragraph" > Optimize given XY (least squares) < a href = "../maximum-log-likelihood.html" > problem< / a > using this function < a href = "../-optimizer/index.html" > Optimizer< / a > . The problem is treated as maximum likelihood problem and is done via maximizing logarithmic likelihood, respecting possible weight dependency on the model and parameters.< / p > < / div > < div class = "symbol monospace" > < div class = "block" > < div class = "block" > < span class = "token annotation builtin" > @< / span > < a href = "../../../kmath-memory/space.kscience.kmath/-unstable-k-math-a-p-i/index.html" > < span class = "token annotation builtin" > UnstableKMathAPI< / span > < / a > < / div > < / div > < span class = "token keyword" > suspend < / span > < span class = "token keyword" > fun < / span > < a href = "../-optimizer/index.html" > Optimizer< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token punctuation" > , < / span > < span class = "token keyword" > < / span > < a href = "../-function-optimization/index.html" > FunctionOptimization< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token operator" > > < / span > < span class = "token operator" > > < / span > < span class = "token punctuation" > .< / span > < a href = "../maximum-log-likelihood.html" > < span class = "token function" > maximumLogLikelihood< / span > < / a > < span class = "token punctuation" > (< / span > < span class = "parameters " > < span class = "parameter " > data< span class = "token operator" > : < / span > < a href = "../../../kmath-core/space.kscience.kmath.data/-x-y-columnar-data/index.html" > XYColumnarData< / a > < span class = "token operator" > < < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token punctuation" > , < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token punctuation" > , < / span > < span class = "token keyword" > < / span > < a href = "https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html" > Double< / a > < span class = "token operator" > > < / span > < span class = "token punctuation" > , < / span > < / span > < span class = "parameter " > model< span class = "token operator" > : < / span > < a href = "../../../kmath-core/space.kscience.kmath.expressions/-di
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< div class = "platform-hinted " data-platform-hinted = "data-platform-hinted" > < div class = "content sourceset-dependent-content" data-active = "" data-togglable = ":kmath-optimization:dokkaHtmlPartial/commonMain" > < div class = "symbol monospace" > < span class = "token keyword" > open < / span > < span class = "token keyword" > suspend override < / span > < span class = "token keyword" > fun < / span > < a href = "optimize.html" > < span class = "token function" > optimize< / span > < / a > < span class = "token punctuation" > (< / span > < span class = "parameters " > < span class = "parameter " > problem< span class = "token operator" > : < / span > < a href = "../-x-y-fit/index.html" > XYFit< / a > < / span > < / span > < span class = "token punctuation" > )< / span > < span class = "token operator" > : < / span > < a href = "../-x-y-fit/index.html" > XYFit< / a > < / div > < / div > < / div >
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