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ai-agent-book 精选快照(<2MB 代码与文档,来自 github.com/bojieli/ai-agent-book)
2026-08-20 13:12:50 +00:00

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<text x="220" y="78" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="20" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Traditional chunking (no context)</text>
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<text x="50" y="112" font-family="'Courier New', Courier, monospace" font-size="11.5" fill="#333333" text-anchor="start" dominant-baseline="central">The company's second-quarter revenue grew by 3%,</text>
<text x="50" y="132" font-family="'Courier New', Courier, monospace" font-size="14" fill="#333333" text-anchor="start" dominant-baseline="central">mainly driven by new product lines.</text>
<text x="220" y="170" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#666666" text-anchor="middle" dominant-baseline="central" font-weight="normal">Question: &quot;Who is &quot;the company&quot;? Which year?</text>
<text x="220" y="195" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="13.5" fill="#666666" text-anchor="middle" dominant-baseline="central" font-weight="normal">→ Retrieval matches revenue data of many irrelevant companies</text>
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<text x="660" y="78" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="20" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Context-aware chunking</text>
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<text x="490" y="113" font-family="'Courier New', Courier, monospace" font-size="8.5" fill="#333333" text-anchor="start" dominant-baseline="central">[ACME Company 2025 Q2 Earnings Report · Key Performance Indicators]</text>
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<text x="490" y="148" font-family="'Courier New', Courier, monospace" font-size="11.5" fill="#333333" text-anchor="start" dominant-baseline="central">The company's second-quarter revenue grew by 3%,</text>
<text x="490" y="168" font-family="'Courier New', Courier, monospace" font-size="14" fill="#333333" text-anchor="start" dominant-baseline="central">mainly driven by new product lines.</text>
<text x="660" y="200" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#666666" text-anchor="middle" dominant-baseline="central" font-weight="normal">→ Exact match ACME + Q2 + revenue growth</text>
<text x="440" y="140" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="24" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold"></text>
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<text x="440.0" y="275" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="20" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Indexing stage: LLM generates context prefix</text>
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<text x="120.0" y="327.5" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="18.5" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Original document</text>
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<text x="340.0" y="327.5" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="20" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Chunking</text>
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<rect x="470" y="300" width="180" height="55" rx="6" fill="#d0d0d0" stroke="#333333" stroke-width="2"/>
<text x="560.0" y="317.1" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">LLM generates prefix</text>
<text x="560.0" y="337.90000000000003" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">(prompt caching)</text>
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<rect x="690" y="300" width="170" height="55" rx="6" fill="#f0f0f0" stroke="#333333" stroke-width="2"/>
<text x="775.0" y="317.1" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">Prefix + original text</text>
<text x="775.0" y="337.90000000000003" font-family="Arial, 'Helvetica Neue', Helvetica, 'PingFang SC', 'Microsoft YaHei', sans-serif" font-size="16" fill="#333333" text-anchor="middle" dominant-baseline="central" font-weight="bold">→ Index</text>
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