/*
* Copyright 2016 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
module.exports = function(kernelP) {
return (function() {
var Utils = require('../utils.js');
var Estimator = require('./Estimator')();
/**
* @classdesc
* Abstraction for prediction problems (regression and classification).
*
* E.g., {@link VectorUDT} for vector features.
* parameter to specify the concrete type.
* parameter to specify the concrete type for the corresponding model.
* @class
* @memberof module:eclairjs/ml
* @extends module:eclairjs/ml.Estimator
*/
function Predictor() {
Utils.handleAbstractConstructor(this, arguments);
}
Predictor.prototype = Object.create(Estimator.prototype);
Predictor.prototype.constructor = Predictor;
/**
* @param {string} value
* @returns {module:eclairjs/ml.Predictor}
*/
Predictor.prototype.setLabelCol = function(value) {
var args = {
target: this,
method: 'setLabelCol',
args: Utils.wrapArguments(arguments),
returnType: Utils.getContextClass(this)
};
return Utils.generate(args);
};
/**
* @param {string} value
* @returns {module:eclairjs/ml.Predictor}
*/
Predictor.prototype.setFeaturesCol = function(value) {
var args = {
target: this,
method: 'setFeaturesCol',
args: Utils.wrapArguments(arguments),
returnType: Utils.getContextClass(this)
};
return Utils.generate(args);
};
/**
* @param {string} value
* @returns {module:eclairjs/ml.Predictor}
*/
Predictor.prototype.setPredictionCol = function(value) {
var args = {
target: this,
method: 'setPredictionCol',
args: Utils.wrapArguments(arguments),
returnType: Utils.getContextClass(this)
};
return Utils.generate(args);
};
/**
* @param {module:eclairjs/ml/param.ParamMap} extra
* @returns {module:eclairjs/ml.Predictor}
*/
Predictor.prototype.copy = function(extra) {
var args = {
target: this,
method: 'copy',
args: Utils.wrapArguments(arguments),
returnType: Utils.getContextClass(this)
};
return Utils.generate(args);
};
/**
* @param {module:eclairjs/sql/types.StructType} schema
* @returns {module:eclairjs/sql/types.StructType}
*/
Predictor.prototype.transformSchema = function(schema) {
var StructType = require('../sql/types/StructType.js')();
var args = {
target: this,
method: 'transformSchema',
args: Utils.wrapArguments(arguments),
returnType: StructType
};
return Utils.generate(args);
};
return Predictor;
})();
};