software copyright
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jiahong
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/*
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* 自然写互动课堂应用开发SDK软件 V1.0
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* RecognitionResult - 识别结果数据模型
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*
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* 描述：封装OCR识别、数学公式识别、笔顺评分等各类识别结果
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*/
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package com.writech.sdk.model;
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import java.io.Serializable;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 识别结果统一模型
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* 支持多种识别类型的结果封装
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*/
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public class RecognitionResult implements Serializable {
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private static final long serialVersionUID = 1L;
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/* ========== 识别类型常量 ========== */
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/** 手写文字识别 */
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public static final int TYPE_HANDWRITING = 0;
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/** 数学公式识别 */
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public static final int TYPE_MATH = 1;
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/** 笔顺评分 */
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public static final int TYPE_STROKE_ORDER = 2;
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/** 作文评分 */
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public static final int TYPE_ESSAY = 3;
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/* ========== 候选结果内部类 ========== */
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/** 单个候选识别结果 */
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public static class Candidate implements Serializable {
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private static final long serialVersionUID = 1L;
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/** 识别文本 */
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public String text;
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/** 置信度（0.0~1.0） */
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public float confidence;
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/** 候选排名 */
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public int rank;
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public Candidate() {}
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public Candidate(String text, float confidence, int rank) {
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this.text = text;
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this.confidence = confidence;
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this.rank = rank;
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}
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@Override
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public String toString() {
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return "Candidate{'" + text + "', conf=" + confidence + "}";
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}
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}
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/** 笔顺评分详情 */
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public static class StrokeOrderDetail implements Serializable {
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private static final long serialVersionUID = 1L;
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/** 评分笔画序号 */
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public int strokeIndex;
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/** 该笔是否正确 */
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public boolean isCorrect;
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/** 标准笔顺名称（如"横"、"竖"、"撇"） */
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public String standardStrokeName;
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/** 实际书写的笔画类型 */
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public String actualStrokeName;
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/** 笔画形态相似度（0.0~1.0） */
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public float shapeSimilarity;
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public StrokeOrderDetail() {}
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@Override
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public String toString() {
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return "Stroke#" + strokeIndex + ": " + (isCorrect ? "正确" : "错误")
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+ " (标准:" + standardStrokeName + ", 实际:" + actualStrokeName + ")";
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}
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}
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/** 作文评分详情 */
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public static class EssayScoreDetail implements Serializable {
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private static final long serialVersionUID = 1L;
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/** 内容分（百分制） */
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public float contentScore;
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/** 结构分 */
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public float structureScore;
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/** 语言分 */
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public float languageScore;
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/** 书写规范分 */
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public float handwritingScore;
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/** 总分 */
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public float totalScore;
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/** 评语 */
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public String comment;
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/** 优点列表 */
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public List<String> highlights = new ArrayList<>();
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/** 改进建议列表 */
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public List<String> suggestions = new ArrayList<>();
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public EssayScoreDetail() {}
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}
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/* ========== 结果字段 ========== */
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/** 识别请求ID（对应任务ID） */
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private int requestId;
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/** 识别类型 */
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private int recognitionType;
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/** 识别是否成功 */
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private boolean success;
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/** 错误码（成功时为0） */
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private int errorCode;
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/** 错误消息 */
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private String errorMessage;
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/** 主要识别结果文本 */
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private String resultText;
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/** 主要结果置信度 */
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private float confidence;
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/** 候选结果列表（按置信度降序） */
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private List<Candidate> candidates;
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/** 笔顺评分详情（仅笔顺类型） */
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private List<StrokeOrderDetail> strokeOrderDetails;
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/** 笔顺总分（0-100） */
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private float strokeOrderScore;
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/** 笔顺正确笔画数 */
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private int correctStrokeCount;
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/** 笔顺总笔画数 */
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private int totalStrokeCount;
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/** 作文评分详情（仅作文类型） */
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private EssayScoreDetail essayDetail;
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/** 数学公式LaTeX表示（仅数学类型） */
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private String mathLatex;
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/** 数学计算结果（如果是计算题） */
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private String mathAnswer;
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/** 识别耗时（毫秒） */
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private long processingTimeMs;
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/** 结果来源（"online"在线 / "offline"离线 / "cache"缓存） */
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private String source;
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/** 识别时间戳 */
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private long timestamp;
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/* ========== 构造函数 ========== */
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public RecognitionResult() {
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this.candidates = new ArrayList<>();
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this.strokeOrderDetails = new ArrayList<>();
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this.timestamp = System.currentTimeMillis();
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}
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/** 创建成功结果 */
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public static RecognitionResult success(int requestId, int type, String text, float confidence) {
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RecognitionResult result = new RecognitionResult();
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result.requestId = requestId;
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result.recognitionType = type;
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result.success = true;
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result.errorCode = 0;
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result.resultText = text;
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result.confidence = confidence;
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return result;
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}
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/** 创建失败结果 */
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public static RecognitionResult failure(int requestId, int errorCode, String message) {
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RecognitionResult result = new RecognitionResult();
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result.requestId = requestId;
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result.success = false;
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result.errorCode = errorCode;
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result.errorMessage = message;
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return result;
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}
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/* ========== Getter / Setter ========== */
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public int getRequestId() { return requestId; }
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public void setRequestId(int id) { this.requestId = id; }
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public int getRecognitionType() { return recognitionType; }
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public void setRecognitionType(int type) { this.recognitionType = type; }
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public boolean isSuccess() { return success; }
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public void setSuccess(boolean success) { this.success = success; }
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public int getErrorCode() { return errorCode; }
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public void setErrorCode(int code) { this.errorCode = code; }
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public String getErrorMessage() { return errorMessage; }
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public void setErrorMessage(String msg) { this.errorMessage = msg; }
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public String getResultText() { return resultText; }
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public void setResultText(String text) { this.resultText = text; }
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public float getConfidence() { return confidence; }
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public void setConfidence(float c) { this.confidence = c; }
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public List<Candidate> getCandidates() { return candidates; }
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public void setCandidates(List<Candidate> c) { this.candidates = c; }
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public void addCandidate(String text, float confidence, int rank) {
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candidates.add(new Candidate(text, confidence, rank));
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}
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public List<StrokeOrderDetail> getStrokeOrderDetails() { return strokeOrderDetails; }
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public void setStrokeOrderDetails(List<StrokeOrderDetail> d) { this.strokeOrderDetails = d; }
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public float getStrokeOrderScore() { return strokeOrderScore; }
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public void setStrokeOrderScore(float s) { this.strokeOrderScore = s; }
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public int getCorrectStrokeCount() { return correctStrokeCount; }
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public void setCorrectStrokeCount(int c) { this.correctStrokeCount = c; }
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public int getTotalStrokeCount() { return totalStrokeCount; }
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public void setTotalStrokeCount(int t) { this.totalStrokeCount = t; }
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public EssayScoreDetail getEssayDetail() { return essayDetail; }
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public void setEssayDetail(EssayScoreDetail d) { this.essayDetail = d; }
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public String getMathLatex() { return mathLatex; }
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public void setMathLatex(String latex) { this.mathLatex = latex; }
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public String getMathAnswer() { return mathAnswer; }
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public void setMathAnswer(String answer) { this.mathAnswer = answer; }
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public long getProcessingTimeMs() { return processingTimeMs; }
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public void setProcessingTimeMs(long ms) { this.processingTimeMs = ms; }
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public String getSource() { return source; }
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public void setSource(String source) { this.source = source; }
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public long getTimestamp() { return timestamp; }
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public void setTimestamp(long t) { this.timestamp = t; }
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/* ========== 便捷方法 ========== */
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/** 获取最佳候选结果 */
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public Candidate getBestCandidate() {
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return candidates.isEmpty() ? null : candidates.get(0);
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}
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/** 获取笔顺正确率 */
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public float getStrokeOrderAccuracy() {
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return totalStrokeCount > 0 ? (float) correctStrokeCount / totalStrokeCount : 0;
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}
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/** 获取识别类型的中文描述 */
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public String getTypeDescription() {
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switch (recognitionType) {
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case TYPE_HANDWRITING: return "手写识别";
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case TYPE_MATH: return "数学识别";
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case TYPE_STROKE_ORDER: return "笔顺评分";
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case TYPE_ESSAY: return "作文评分";
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default: return "未知类型";
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}
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}
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@Override
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public String toString() {
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if (success) {
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return "RecognitionResult{type=" + getTypeDescription()
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+ ", text='" + resultText + "'"
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+ ", confidence=" + confidence
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+ ", source=" + source
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+ ", time=" + processingTimeMs + "ms}";
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} else {
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return "RecognitionResult{FAILED, code=" + errorCode
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+ ", msg='" + errorMessage + "'}";
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}
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}
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}
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