See GlossaryĬhanged in version v0.20: n_jobs default changed from 1 to None refit bool, str, or callable, default=True None means 1 unless in a joblib.parallel_backend context. See Specifying multiple metrics for evaluation for an example. Names and the values are the metric scores Ī dictionary with metric names as keys and callables a values. If scoring represents multiple scores, one can use:Ī callable returning a dictionary where the keys are the metric If scoring represents a single score, one can use:Ī single string (see The scoring parameter: defining model evaluation rules) Ī callable (see Defining your scoring strategy from metric functions) that returns a single value. Strategy to evaluate the performance of the cross-validated model on
scoring str, callable, list, tuple or dict, default=None Parameter settings to try as values, or a list of suchĭictionaries, in which case the grids spanned by each dictionary param_grid dict or list of dictionariesĭictionary with parameters names ( str) as keys and lists of This is assumed to implement the scikit-learn estimator interface.Įither estimator needs to provide a score function, The parameters of the estimator used to apply these methods are optimizedīy cross-validated grid-search over a parameter grid. “decision_function”, “transform” and “inverse_transform” if they are It also implements “score_samples”, “predict”, “predict_proba”, GridSearchCV implements a “fit” and a “score” method. GridSearchCV ( estimator, param_grid, *, scoring = None, n_jobs = None, refit = True, cv = None, verbose = 0, pre_dispatch = '2*n_jobs', error_score = nan, return_train_score = False ) ¶Įxhaustive search over specified parameter values for an estimator. * Georeferenced TIFF (GeoTIFF) format can be used in Esri ArcGIS or any other GIS _selection.GridSearchCV ¶ class sklearn.model_selection. List of public Cruise IDs used in the construction of EMAG2v3. See the above table for the data source code. The Error Map displays the error associated with each grid cell. The Code Map provides a reference to the primary data source for each cell as described in the Format file above. Includes data citation information, lineage, etc.Ī 24-bit RGB GeoTIFF * color-relief visualization of the EMAG2 grid. KMZ files can be used with the Google Earth application. Maps contain both mercator and polar stereographic projections.ĪrcGIS mosaic dataset with EMAG2v3 (Upward Continued) grids. The nodata value is 99999.Ī color relief image rendered with a "hillshade" effect to simulate a 3D surface (see: color scale legend). Values (nT) are stored as 32-bit floating point. The format descriptor is a text file that provides information about the CSV file. EMAG2_V3 is delivered as a 1.5GB zip file that contains comma delimited data (CSV).
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