96 lines
2.9 KiB
Java
96 lines
2.9 KiB
Java
/*
|
|
* ******************************************************************************
|
|
* *
|
|
* *
|
|
* * This program and the accompanying materials are made available under the
|
|
* * terms of the Apache License, Version 2.0 which is available at
|
|
* * https://www.apache.org/licenses/LICENSE-2.0.
|
|
* *
|
|
* * See the NOTICE file distributed with this work for additional
|
|
* * information regarding copyright ownership.
|
|
* * 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.
|
|
* *
|
|
* * SPDX-License-Identifier: Apache-2.0
|
|
* *****************************************************************************
|
|
*/
|
|
|
|
package org.nd4j.evaluation.curves;
|
|
|
|
import lombok.Data;
|
|
import com.fasterxml.jackson.annotation.JsonProperty;
|
|
import lombok.EqualsAndHashCode;
|
|
|
|
@Data
|
|
@EqualsAndHashCode(callSuper = false)
|
|
public class Histogram extends BaseHistogram {
|
|
private final String title;
|
|
private final double lower;
|
|
private final double upper;
|
|
private final int[] binCounts;
|
|
|
|
public Histogram(@JsonProperty("title") String title, @JsonProperty("lower") double lower,
|
|
@JsonProperty("upper") double upper, @JsonProperty("binCounts") int[] binCounts) {
|
|
this.title = title;
|
|
this.lower = lower;
|
|
this.upper = upper;
|
|
this.binCounts = binCounts;
|
|
}
|
|
|
|
@Override
|
|
public int numPoints() {
|
|
return binCounts.length;
|
|
}
|
|
|
|
@Override
|
|
public double[] getBinLowerBounds() {
|
|
double step = 1.0 / binCounts.length;
|
|
double[] out = new double[binCounts.length];
|
|
for (int i = 0; i < out.length; i++) {
|
|
out[i] = i * step;
|
|
}
|
|
return out;
|
|
}
|
|
|
|
@Override
|
|
public double[] getBinUpperBounds() {
|
|
double step = 1.0 / binCounts.length;
|
|
double[] out = new double[binCounts.length];
|
|
for (int i = 0; i < out.length - 1; i++) {
|
|
out[i] = (i + 1) * step;
|
|
}
|
|
out[out.length - 1] = 1.0;
|
|
return out;
|
|
}
|
|
|
|
@Override
|
|
public double[] getBinMidValues() {
|
|
double step = 1.0 / binCounts.length;
|
|
double[] out = new double[binCounts.length];
|
|
for (int i = 0; i < out.length; i++) {
|
|
out[i] = (i + 0.5) * step;
|
|
}
|
|
return out;
|
|
}
|
|
|
|
/**
|
|
* @param json JSON representation
|
|
* @return Instance of the histogram
|
|
*/
|
|
public static Histogram fromJson(String json) {
|
|
return BaseHistogram.fromJson(json, Histogram.class);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* @param yaml YAML representation
|
|
* @return Instance of the histogram
|
|
*/
|
|
public static Histogram fromYaml(String yaml) {
|
|
return BaseHistogram.fromYaml(yaml, Histogram.class);
|
|
}
|
|
}
|