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第五十四章 决策引擎源码实现WSaiOS Cognitive Decision Engine

第五十四章

WSaiOS Cognitive Decision Engine决策引擎源码实现

54.12 Decision Intelligence Model决策智能模型源码实现

在54.11节中,我们完成:

  • Goal Management;
  • Option Generation;
  • Decision Evaluation;
  • Strategy Selection;
  • Action Planning。

此时WSaiOS Decision Engine已经具备:

Goal

↓

Options

↓

Evaluation

↓

Selection

↓

Action Plan

但是:

简单选择最高评分方案并不足以形成真正的认知决策。

现实环境中的决策通常具有:

  • 多目标;
  • 不确定性;
  • 风险;
  • 成本;
  • 时间限制;
  • 动态变化。

因此:

WSaiOS设计:

Decision Intelligence Model

决策智能模型


54.12.1 Decision Intelligence定位

Decision Intelligence Model负责:

模拟认知决策过程。

输入:

Goal

Context

Knowledge

Reasoning Result

Options

输出:

Optimal Decision

Confidence

Risk

Strategy

架构:


              Decision Engine


                    │


        Decision Intelligence Model


                    │


 ┌──────────┬──────────┬──────────┐


 ▼          ▼          ▼


Scoring    Risk       Utility


Model      Model      Model


54.12.2 Decision Model核心组成

包括:


(1)Decision Scoring Model

决策评分模型。


(2)Multi-objective Decision

多目标决策。


(3)Risk Evaluation

风险评估。


(4)Utility Calculation

效用计算。


(5)Priority System

优先级系统。


(6)Adaptive Strategy

自适应策略。


54.12.3 模块结构

目录:

decision_engine/


├── intelligence/


│


├── scoring.py


├── objective.py


├── risk.py


├── utility.py


├── priority.py


└── adaptive.py

54.12.4 Decision Scoring Model决策评分模型

54.12.4.1 模型思想

每个方案:

计算综合分数。

公式:


Decision Score =


Benefit

+

Confidence

-

Cost

-

Risk

例如:

方案:

方案 收益 成本 风险 评分
Cache 90 10 5 85
Upgrade Server 80 40 20 20

选择:

Cache

文件:

scoring.py

源码:

class DecisionScoring:


    def calculate(
        self,
        benefit,
        cost,
        risk
    ):


        return (

        benefit

        -

        cost

        -

        risk

        )

测试:

score = scoring.calculate(
90,
10,
5
)

结果:

75

54.12.5 Multi-objective Decision多目标决策

现实任务:

不是单一目标。

例如:

服务器优化:

目标:


降低成本

提高性能

降低风险

保持稳定

模型:


Goal1

+

Goal2

+

Goal3

↓

Decision

文件:

objective.py

源码:

class MultiObjectiveDecision:


    def evaluate(
        self,
        objectives
    ):


        score=0


        for obj in objectives:

            score+=obj.score


        return score


54.12.6 Risk Evaluation风险评估

决策必须考虑:

失败可能。

风险因素:


Technical Risk

Resource Risk

Time Risk

Failure Risk

模型:


Risk Level

=

Probability

×

Impact

文件:

risk.py

源码:

class RiskEvaluator:


    def calculate(
        self,
        probability,
        impact
    ):


        return (

        probability *

        impact

        )

示例:

risk.calculate(
0.2,
50
)

结果:

10

54.12.7 Utility Calculation效用计算

效用:

衡量最终价值。

模型:


Utility

=

Benefit

-

Cost

文件:

utility.py

源码:

class UtilityCalculator:


    def calculate(
        self,
        benefit,
        cost
    ):


        return benefit-cost


54.12.8 Priority System优先级系统

多个任务:

需要排序。

例如:

任务:


Fix Security

Priority 100


Optimize Speed

Priority 80


UI Update

Priority 40

文件:

priority.py

源码:

class PrioritySystem:


    def sort(
        self,
        tasks
    ):


        return sorted(

        tasks,

        key=lambda x:x.priority,

        reverse=True

        )

54.12.9 Adaptive Strategy自适应策略

环境变化:

策略需要调整。

例如:

原策略:


Increase Server

发现:

成本过高。

调整:


Optimize Database

文件:

adaptive.py

源码:

class AdaptiveStrategy:


    def adapt(
        self,
        feedback
    ):


        if feedback=="failed":

            return "change strategy"


        return "continue"

54.12.10 Decision Intelligence完整流程


Goal


↓

Candidate Options


↓

Scoring


↓

Risk Analysis


↓

Utility Calculation


↓

Priority Ranking


↓

Strategy Selection


↓

Adaptive Adjustment


↓

Decision Output

54.12.11 示例:自动系统优化决策

输入:


Problem:

API Response Slow


Goal:

Improve Performance

候选方案:


A:

Enable Cache


B:

Upgrade Server


C:

Optimize Database

评分:


Cache:

Score 88


Database:

Score 82


Server:

Score 65

风险:


Cache:

Low Risk


Server:

High Cost

最终:

{

"decision":

"Enable Cache",


"confidence":

0.91,


"risk":

"low"

}

54.12.12 本节总结

完成:

Decision Intelligence Model源码设计

实现:

✅ Decision Scoring Model
✅ Multi-objective Decision
✅ Risk Evaluation
✅ Utility Calculation
✅ Priority System
✅ Adaptive Strategy

当前第五十四章进度:


54.1  Decision Architecture          ✅

54.2  Decision Responsibility        ✅

54.3  Module Design                  ✅

54.4  Decision Core                  ✅

54.5  Decision Object                ✅

54.6  Goal Management                ✅

54.7  Option Generation              ✅

54.8  Decision Evaluation             ✅

54.9  Strategy Selection              ✅

54.10 Action Planning                 ✅

54.11 Decision Pipeline               ✅

54.12 Decision Intelligence Model     ✅

下一节:

54.13 Decision Runtime Integration与综合测试

重点:

  • Decision Runtime启动
  • Reasoning → Decision连接测试
  • Multi-objective测试
  • Risk Evaluation测试
  • Strategy Selection测试
  • Action Planning测试
  • WSaiOS Cognitive Decision Engine v1.0完成

进入:

WSaiOS从决策模型 → 自主执行智能阶段。

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