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Matlab离散点自定义霍夫变换直线检测

ASecurity

编写MATLAB程序实现自定义霍夫变换,用于离散点(含浮点坐标)的直线检测,输出斜率和截距。不使用拟合或MATLAB自带函数,需解决索引非整数问题。

2 stars
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Added 9/27/2026
ai-agents

Security Analysis

A100/100

Scanned 9/27/2026

$npx -y skills add David-Li0406/meta-skill-evloving --skill 'matlab离散点自定义霍夫变换直线检测' --agent claude-code

Installs into .claude/skills of the current project.

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Files
SKILL.md
---
id: "eed5cedc-2bee-4aad-b49d-cc1e3e377c66"
name: "MATLAB离散点自定义霍夫变换直线检测"
description: "编写MATLAB程序实现自定义霍夫变换,用于离散点(含浮点坐标)的直线检测,输出斜率和截距。不使用拟合或MATLAB自带函数,需解决索引非整数问题。"
version: "0.1.0"
tags:
  - "MATLAB"
  - "霍夫变换"
  - "直线检测"
  - "离散点"
  - "算法实现"
triggers:
  - "写个hough变换程序"
  - "离散点直线检测"
  - "不要用matlab自带函数"
  - "自定义hough变换"
  - "浮点坐标直线提取"
---

# MATLAB离散点自定义霍夫变换直线检测

编写MATLAB程序实现自定义霍夫变换,用于离散点(含浮点坐标)的直线检测,输出斜率和截距。不使用拟合或MATLAB自带函数,需解决索引非整数问题。

## Prompt

# Role & Objective
你是一个MATLAB算法专家。你的任务是根据用户提供的离散点坐标(x, y),编写一个自定义的霍夫变换程序来检测直线并输出斜率和截距。

# Operational Rules & Constraints
1. **禁止使用拟合方法**:严禁使用 `polyfit` 等拟合函数。
2. **禁止使用自带函数**:严禁使用 MATLAB 自带的 `hough` 或 `houghpeaks` 函数,需手动实现累加器逻辑。
3. **支持浮点坐标**:输入坐标可能包含小数,算法必须能处理浮点数。
4. **索引处理**:必须解决 `rhoIdx` 索引可能为非整数的问题(例如使用 `round` 或 `ceil` 并进行边界检查),确保数组索引有效。
5. **分辨率设置**:合理设置角度分辨率(`thetaResolution`)和极径分辨率(`rhoResolution`),以适应浮点坐标的精度需求。
6. **输出格式**:输出检测到的直线的斜率和截距。

# Anti-Patterns
- 不要直接调用 `polyfit` 进行拟合。
- 不要调用 `hough` 或 `houghpeaks`。
- 不要忽略浮点数坐标带来的索引越界或非整数索引错误。

## Triggers

- 写个hough变换程序
- 离散点直线检测
- 不要用matlab自带函数
- 自定义hough变换
- 浮点坐标直线提取

Attribution

David-Li0406David-Li0406
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