```plantuml 

@startuml
actor "个人用户" as IndividualUser
actor "商家用户" as BusinessUser
actor "第三方机构" as ThirdParty

' 个人用户用例
usecase "登录 / 注册" as UC1
usecase "AI 食谱分析" as UC2
usecase "饮食计划生成" as UC3
usecase "食材查询" as UC4
usecase "订阅会员服务" as UC5
usecase "购买增值服务" as UC6
usecase "通过平台购买食材或餐饮产品" as UC7
usecase "查看个人饮食数据报告" as UC8

' 商家用户用例
usecase "注册商家账号并订阅服务" as UC9
usecase "管理顾客饮食需求" as UC10
usecase "与平台合作分成" as UC11

' 第三方机构用例
usecase "申请数据服务" as UC12
usecase "接收并使用用户饮食数据" as UC13

' 个人用户用例关系
UC5 --> UC6 : 包含
UC3 --> UC1 : 包含
UC3 --> UC4 : 包含
UC2 --> UC1 : 包含
UC2 --> UC4 : 扩展
UC2 --> "使用 OCR 技术优化图片识别" : 扩展

' 商家用户用例关系
UC9 --> UC11 : 包含
UC10 --> UC9 : 包含

' 第三方机构用例关系
UC12 --> UC13 : 包含

' 用例与参与者的关系
IndividualUser --> UC1
IndividualUser --> UC2
IndividualUser --> UC3
IndividualUser --> UC4
IndividualUser --> UC5
IndividualUser --> UC6
IndividualUser --> UC7
IndividualUser --> UC8

BusinessUser --> UC9
BusinessUser --> UC10
BusinessUser --> UC11

ThirdParty --> UC12
ThirdParty --> UC13

@enduml@startuml
actor "个人用户" as IndividualUser
actor "商家用户" as BusinessUser
actor "第三方机构" as ThirdParty

' 个人用户用例
usecase "登录 / 注册" as UC1
usecase "AI 食谱分析" as UC2
usecase "饮食计划生成" as UC3
usecase "食材查询" as UC4
usecase "订阅会员服务" as UC5
usecase "购买增值服务" as UC6
usecase "通过平台购买食材或餐饮产品" as UC7
usecase "查看个人饮食数据报告" as UC8

' 商家用户用例
usecase "注册商家账号并订阅服务" as UC9
usecase "管理顾客饮食需求" as UC10
usecase "与平台合作分成" as UC11

' 第三方机构用例
usecase "申请数据服务" as UC12
usecase "接收并使用用户饮食数据" as UC13

' 个人用户用例关系
UC5 --> UC6 : 包含
UC3 --> UC1 : 包含
UC3 --> UC4 : 包含
UC2 --> UC1 : 包含
UC2 --> UC4 : 扩展
UC2 --> "使用 OCR 技术优化图片识别" : 扩展

' 商家用户用例关系
UC9 --> UC11 : 包含
UC10 --> UC9 : 包含

' 第三方机构用例关系
UC12 --> UC13 : 包含

' 用例与参与者的关系
IndividualUser --> UC1
IndividualUser --> UC2
IndividualUser --> UC3
IndividualUser --> UC4
IndividualUser --> UC5
IndividualUser --> UC6
IndividualUser --> UC7
IndividualUser --> UC8

BusinessUser --> UC9
BusinessUser --> UC10
BusinessUser --> UC11

ThirdParty --> UC12
ThirdParty --> UC13

@enduml@startuml
actor "个人用户" as IndividualUser
actor "商家用户" as BusinessUser
actor "第三方机构" as ThirdParty

' 个人用户用例
usecase "登录 / 注册" as UC1
usecase "AI 食谱分析" as UC2
usecase "饮食计划生成" as UC3
usecase "食材查询" as UC4
usecase "订阅会员服务" as UC5
usecase "购买增值服务" as UC6
usecase "通过平台购买食材或餐饮产品" as UC7
usecase "查看个人饮食数据报告" as UC8

' 商家用户用例
usecase "注册商家账号并订阅服务" as UC9
usecase "管理顾客饮食需求" as UC10
usecase "与平台合作分成" as UC11

' 第三方机构用例
usecase "申请数据服务" as UC12
usecase "接收并使用用户饮食数据" as UC13

' 个人用户用例关系
UC5 --> UC6 : 包含
UC3 --> UC1 : 包含
UC3 --> UC4 : 包含
UC2 --> UC1 : 包含
UC2 --> UC4 : 扩展
UC2 --> "使用 OCR 技术优化图片识别" : 扩展

' 商家用户用例关系
UC9 --> UC11 : 包含
UC10 --> UC9 : 包含

' 第三方机构用例关系
UC12 --> UC13 : 包含

' 用例与参与者的关系
IndividualUser --> UC1
IndividualUser --> UC2
IndividualUser --> UC3
IndividualUser --> UC4
IndividualUser --> UC5
IndividualUser --> UC6
IndividualUser --> UC7
IndividualUser --> UC8

BusinessUser --> UC9
BusinessUser --> UC10
BusinessUser --> UC11

ThirdParty --> UC12
ThirdParty --> UC13

@enduml
```