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鸿蒙AI实战:Natural Language Kit实现合同语义深度分析

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发表于 2025-6-24 07:53:39 | 显示全部楼层 |阅读模式
在合同审查场景中,我们基于Natural Language Kit实现专业级语义理解,核心实现代码如下:
) l1 e$ Z7 l2 G& Ltypescript  G; J  u  t2 a/ [: p: T8 K- ]
// 1. 法律文本特征工程5 X( B1 i  A0 K# T
const nlpEngine = await nlkit.createEngine({) i7 ~. c% U# u% V% z% @
configurations: {. p7 j, H6 ^  i7 Z0 D- @
language: 'zh-CN',
+ T9 }+ z" t. S' ~2 Edomain: 'legal',3 G( L3 y; W/ r
features: [
/ |$ f+ e, @; {4 |1 c4 I- Dnlkit.FeatureType.ENTITY_RECOGNITION,
" p3 {* W7 t. f4 tnlkit.FeatureType.RELATION_EXTRACTION,. z' q; @. K/ f9 [0 R
nlkit.FeatureType.SENTIMENT_ANALYSIS4 Z+ Q, G; F* ?) A! `+ M
],
, ?7 B' a+ S* D: {: MmodelBundle: 'models/legal_nlp.om'
+ S1 b. @1 a/ t" _1 S}
. G  D: j8 E# W+ U% b7 s- T8 M' L})$ K6 F3 b& s6 l2 a8 T# d
// 2. 合同条款智能解析
2 f0 d. G6 V& v; Rconst analysisResults = await nlpEngine.analyzeContract({
! q( b* Z; r7 ^6 m6 Dtext: contractContent,$ q8 I3 @; E; M: p/ \
params: {
& D  Y0 @+ N, L* w; w6 O# PdetectRisks: true,
! m$ L+ ]' O, H3 ^6 m+ bhighlightClauses: [
0 E0 w1 ?/ y) i'liability',
& H4 `0 X6 f5 L'confidentiality',: P# `  }/ T& Q  {
'termination'
9 Z4 `5 d+ }3 e$ ~]," B3 I+ t8 [# J1 @2 _; e
compareWith: standardClauses,
) `3 D3 y7 [7 ]},* ~1 Z% t8 `8 ]. j0 [- I( Z8 \
callback: (progress) => updateAnalysisProgress(progress)
+ q6 X4 g. j- A! m' w})0 I3 t4 k2 O& |  @8 b1 g0 \
// 3. 霸王条款检测
! K/ b. i1 b& ~6 x1 Uconst unfairTermDetector = new nlkit.UnfairTermDetector({  t. @5 x3 \) q2 \
threshold: 0.85,4 w# \5 q) |7 V+ s5 p9 q, {1 @) h
patterns: await loadUnfairPatterns()0 u# U# ?. X4 d9 h4 \( a! y6 K: K9 p
})
) E1 d' S) G. W  b0 Y5 Qconst unfairTerms = unfairTermDetector.detect(2 c. X6 R( p4 ^5 E% ~1 c
analysisResults.sentences6 \1 G; ^0 U  x- v1 x# |
)
8 n6 o: P- R7 G$ I+ G! X3 |7 S// 4. 自动摘要生成
/ n6 O; ^5 E  Aconst summarizer = await nlkit.createSummarizer({8 m/ F  E& ~9 d% ]) z0 J; ?
style: 'legal',' }  D# k( c' U" V
ratio: 0.2,
- V2 ?$ s; M# H" q6 f, s: pconstraints: [! }: O5 g- D: M2 G* U; q
'include_parties',
: f& R" \, m5 f: R; R'keep_obligations': Z: M$ W* b1 n) W
]# i" \6 U  {8 `& r  a
}): y! p, P8 x- O8 t3 ^5 h
const summary = summarizer.generate(: ~/ E0 I7 w! y( V8 g
contractContent,' q% _8 d" j8 {) Q3 j4 f- c
{ highlightRisks: true }
: x' U' L8 H/ z# u- d)
! A4 ^5 O# n: [. |8 ^" ?// 5. 多维度报告生成
2 R8 t, |4 V8 @% w# n9 M9 Mconst reportBuilder = new nlkit.ReportBuilder({! }# J7 B8 e# ^. _" v+ _4 J( |
analysis: analysisResults,
9 X9 I' M) [1 |2 QunfairTerms: unfairTerms,2 N! m6 d  ~$ M/ \
summary: summary,
3 K' }+ {' ?) ]$ V( R% c7 `* Vformat: 'markdown'/ Z; f  ]1 Q# Y4 u
})
; R5 |* a! V8 A5 v1 Jui.displayReport(reportBuilder.build())" {* `' }( m0 W/ l0 B3 ?& }) u- f
//关键技术组件:. n8 q( W4 \: s6 A, L* j
//法律实体识别增强:" ?, L" z! @  o( G
typescript4 D& l# ~- K8 }5 _9 g8 D% k
nlpEngine.registerCustomEntities({
1 l- N2 g; j$ r3 F0 F'PARTY_A': { patterns: ['甲方', '许可方'] },# M, w' f* L6 V; g, I6 H
'EFFECTIVE_DATE': { regex: '\\d{4}年\\d{1,2}月\\d{1,2}日' }
2 F* s& Q( {9 h})
3 C$ `! ]7 o! p, x0 U6 `' L//条款关系图谱:8 v/ j$ w3 Z/ H& F5 S# w- Q- p( l
typescript: ?9 N3 G/ m- A% c
const graphBuilder = new nlkit.RelationGraph({' _6 H9 g7 i- g9 S5 j6 o
maxDepth: 3,- z) b/ `/ z2 M" P: b) ]6 u
visualize: true
8 D- G( D* i9 q4 h$ Z  O})# K- G8 x* t1 U* T! w5 f9 ]( I) x3 x" W
//多语言混合处理:
3 Y: P5 K9 B& H1 ntypescript8 z2 s' k9 v- N3 Q( a1 ?2 e6 r3 `" q
const mixedLanguageParser = new nlkit.MixedLanguageParser({
8 U+ y- d. Z9 d* \- B& e. Z. O% LprimaryLang: 'zh',
7 h8 g, x: |" X8 i  g- fsecondaryLang: 'en',% ^; ?6 X$ I& O8 ^8 Q
switchThreshold: 0.3
$ d( _7 L! ^7 I. s0 [})
1 q6 N# z# e9 L3 z) U//区块链存证:9 Y" M* U' L8 T( Q* k( a2 M
typescript8 A; B) u- y) t# i1 i* u, Y8 q
const blockchain = new nlkit.BlockchainNotarizer({5 w' v2 L' K, P, W6 F
chain: 'Hyperledger',( K8 o  i0 z& Z8 T& |. B* e! x
onCommit: (hash) => storeAuditProof(hash)5 _) ~6 c! @8 L$ L" l0 }7 C& k
})/ y9 \. p/ J6 N2 i
//版本差异比对:+ l7 }' A+ w7 s6 `3 ?$ D% @$ M
typescript
, m( H4 P- y$ R" I5 i- ^# j3 dconst diffEngine = new nlkit.VersionComparator({0 O$ v* I: i/ k, r" b  @2 o
granularity: 'clause',4 O+ L5 b* ?1 G+ |9 F. Z6 b
highlightChanges: true# D  a: ]3 h# J* k: H6 X2 [
})
8 ]7 a$ ^( I% d//智能修订建议:
+ D/ A* w9 X- @( I+ b2 |typescript
' O- Z$ ?9 c( Z& l, [6 P& P+ Y4 ]! zconst redliner = new nlkit.LegalRedliner({6 V) \2 _, N$ H; y' H3 V3 ^5 q4 k
complianceRules: await loadRegulations(),
" _0 d) o# U* D4 xsuggestionStyle: 'track_changes'
+ N7 ]/ ~2 d$ W. u9 u- U9 c})
% w$ h* Y$ U7 g1 w* o//部署最佳实践:
5 c2 _6 a. b! u" ~, S: M, R, n//隐私保护处理:, `4 y  y6 B9 n4 @8 j  z* G% h
typescript' a) ~( l3 g% \! G6 H
nlpEngine.enablePrivacyProtection({
/ {. r/ \) v: o$ Vanonymize: ['IDCARD', 'PHONE'],, W; X: a4 u: X
replacement: '****'" w6 ?6 t9 P. q
})0 K  {6 a( y4 A! Q# F& j
//实时资源监控:
! l' }1 W+ D/ A, s: g' Dtypescript1 k4 ]; s% D( D6 |4 ?; f/ K
nlkit.monitorPerformance({
" Y1 B# n& X1 j$ I# ]+ bsamplingRate: 0.1,
* o( s& V0 x/ L3 n) @+ H/ a6 @8 n% \' AalertThreshold: {
: W% I; u' e. L% Kcpu: 80,& C. M6 {% x" o3 L
memory: 4096 // MB4 t6 s" R. P' M( Y( z7 A& n
}
( a- s/ C5 e1 F2 [})( \6 p1 i2 H' {' }# z
典型业务场景:
0 y* r, V$ q& s: S/ T合同风险智能扫描3 \# G7 E3 t4 l% |7 S: t9 X3 @* H6 z
条款合规自动审查
. Q- D: e7 ~, f1 r法律实体关系挖掘
+ F. E4 y) O0 \3 h% Z: G' V! D非标条款预警
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