feat: self vector search

2025-07-25 06:14:06 +00:00 · 2023-08-26 18:24:16 +08:00
parent 13439c5183
commit be33794a5f
22 changed files with 151 additions and 71 deletions
--- a/client/src/constants/flow/ModuleTemplate.ts
+++ b/client/src/constants/flow/ModuleTemplate.ts
@@ -218,7 +218,7 @@ export const KBSearchModule: FlowModuleTemplateType = {
      key: 'similarity',
      type: FlowInputItemTypeEnum.slider,
      label: '相似度',
-      value: 0.8,
+      value: 0.4,
      min: 0,
      max: 1,
      step: 0.01,
@@ -845,7 +845,7 @@ export const appTemplates: (AppItemType & { avatar: string; intro: string })[] =
            key: 'similarity',
            type: 'slider',
            label: '相似度',
-            value: 0.8,
+            value: 0.4,
            min: 0,
            max: 1,
            step: 0.01,
--- a/client/src/constants/kb.ts
+++ b/client/src/constants/kb.ts
@@ -6,5 +6,11 @@ export const defaultKbDetail: KbItemType = {
  avatar: '/icon/logo.svg',
  name: '',
  tags: '',
-  vectorModelName: 'text-embedding-ada-002'
+  vectorModel: {
+    model: 'text-embedding-ada-002',
+    name: 'Embedding-2',
+    price: 0.2,
+    defaultToken: 500,
+    maxToken: 8000
+  }
 };
--- a/client/src/pages/api/openapi/kb/searchTest.ts
+++ b/client/src/pages/api/openapi/kb/searchTest.ts
@@ -6,9 +6,9 @@ import { withNextCors } from '@/service/utils/tools';
 import { getVector } from '../plugin/vector';
 import type { KbTestItemType } from '@/types/plugin';
 import { PgTrainingTableName } from '@/constants/plugin';
+import { KB } from '@/service/mongo';

 export type Props = {
-  model: string;
  kbId: string;
  text: string;
 };
@@ -16,21 +16,24 @@ export type Response = KbTestItemType['results'];

 export default withNextCors(async function handler(req: NextApiRequest, res: NextApiResponse<any>) {
  try {
-    const { kbId, text, model } = req.body as Props;
+    const { kbId, text } = req.body as Props;

-    if (!kbId || !text || !model) {
+    if (!kbId || !text) {
      throw new Error('缺少参数');
    }

    // 凭证校验
-    const { userId } = await authUser({ req });
+    const [{ userId }, kb] = await Promise.all([
+      authUser({ req }),
+      KB.findById(kbId, 'vectorModel')
+    ]);

-    if (!userId) {
+    if (!userId || !kb) {
      throw new Error('缺少用户ID');
    }

    const { vectors } = await getVector({
-      model,
+      model: kb.vectorModel,
      userId,
      input: [text]
    });
--- a/client/src/pages/api/openapi/kb/updateData.ts
+++ b/client/src/pages/api/openapi/kb/updateData.ts
@@ -24,11 +24,8 @@ export default withNextCors(async function handler(req: NextApiRequest, res: Nex

    await connectToDatabase();

-    // 凭证校验
-    const { userId } = await authUser({ req });
-
-    // find model
-    const kb = await KB.findById(kbId, 'model');
+    // auth user and get kb
+    const [{ userId }, kb] = await Promise.all([authUser({ req }), KB.findById(kbId, 'model')]);

    if (!kb) {
      throw new Error("Can't find database");
--- a/client/src/pages/api/plugins/kb/detail.ts
+++ b/client/src/pages/api/plugins/kb/detail.ts
@@ -2,7 +2,7 @@ import type { NextApiRequest, NextApiResponse } from 'next';
 import { jsonRes } from '@/service/response';
 import { connectToDatabase, KB } from '@/service/mongo';
 import { authUser } from '@/service/utils/auth';
-import { getModel } from '@/service/utils/data';
+import { getVectorModel } from '@/service/utils/data';

 export default async function handler(req: NextApiRequest, res: NextApiResponse<any>) {
  try {
@@ -34,7 +34,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse<
        avatar: data.avatar,
        name: data.name,
        userId: data.userId,
-        vectorModelName: getModel(data.vectorModel)?.name || 'Unknown',
+        vectorModel: getVectorModel(data.vectorModel),
        tags: data.tags.join(' ')
      }
    });
--- a/client/src/pages/api/plugins/kb/list.ts
+++ b/client/src/pages/api/plugins/kb/list.ts
@@ -3,7 +3,7 @@ import { jsonRes } from '@/service/response';
 import { connectToDatabase, KB } from '@/service/mongo';
 import { authUser } from '@/service/utils/auth';
 import { KbListItemType } from '@/types/plugin';
-import { getModel } from '@/service/utils/data';
+import { getVectorModel } from '@/service/utils/data';

 export default async function handler(req: NextApiRequest, res: NextApiResponse<any>) {
  try {
@@ -25,7 +25,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse<
        avatar: item.avatar,
        name: item.name,
        tags: item.tags,
-        vectorModelName: getModel(item.vectorModel)?.name || 'UnKnow'
+        vectorModel: getVectorModel(item.vectorModel)
      }))
    );

--- a/client/src/pages/app/detail/components/BasicEdit/index.tsx
+++ b/client/src/pages/app/detail/components/BasicEdit/index.tsx
@@ -542,7 +542,10 @@ const Settings = ({ appId }: { appId: string }) => {
      {isOpenKbSelect && (
        <KBSelectModal
          kbList={myKbList}
-          activeKbs={selectedKbList.map((item) => ({ kbId: item._id }))}
+          activeKbs={selectedKbList.map((item) => ({
+            kbId: item._id,
+            vectorModel: item.vectorModel
+          }))}
          onClose={onCloseKbSelect}
          onChange={replaceKbList}
        />
--- a/client/src/pages/app/detail/components/KBSelectModal.tsx
+++ b/client/src/pages/app/detail/components/KBSelectModal.tsx
@@ -16,9 +16,11 @@ import { useForm } from 'react-hook-form';
 import { QuestionOutlineIcon } from '@chakra-ui/icons';
 import type { SelectedKbType } from '@/types/plugin';
 import { useGlobalStore } from '@/store/global';
+import { useToast } from '@/hooks/useToast';
 import MySlider from '@/components/Slider';
 import MyTooltip from '@/components/MyTooltip';
 import MyModal from '@/components/MyModal';
+import MyIcon from '@/components/Icon';

 export type KbParamsType = {
  searchSimilarity: number;
@@ -40,6 +42,7 @@ export const KBSelectModal = ({
  const theme = useTheme();
  const [selectedKbList, setSelectedKbList] = useState<SelectedKbType>(activeKbs);
  const { isPc } = useGlobalStore();
+  const { toast } = useToast();

  return (
    <MyModal
@@ -50,7 +53,13 @@ export const KBSelectModal = ({
      onClose={onClose}
    >
      <Flex flexDirection={'column'} h={['90vh', 'auto']}>
-        <ModalHeader>关联的知识库({selectedKbList.length})</ModalHeader>
+        <ModalHeader>
+          <Box>关联的知识库({selectedKbList.length})</Box>
+          <Box fontSize={'sm'} color={'myGray.500'} fontWeight={'normal'}>
+            仅能选择同一个索引模型的知识库
+          </Box>
+        </ModalHeader>
+
        <ModalBody
          flex={['1 0 0', '0 0 auto']}
          maxH={'80vh'}
@@ -58,6 +67,7 @@ export const KBSelectModal = ({
          display={'grid'}
          gridTemplateColumns={['repeat(1,1fr)', 'repeat(2,1fr)', 'repeat(3,1fr)']}
          gridGap={3}
+          userSelect={'none'}
        >
          {kbList.map((item) =>
            (() => {
@@ -84,7 +94,18 @@ export const KBSelectModal = ({
                    if (selected) {
                      setSelectedKbList((state) => state.filter((kb) => kb.kbId !== item._id));
                    } else {
-                      setSelectedKbList((state) => [...state, { kbId: item._id }]);
+                      const vectorModel = selectedKbList[0]?.vectorModel?.model;
+
+                      if (vectorModel && vectorModel !== item.vectorModel.model) {
+                        return toast({
+                          status: 'warning',
+                          title: '仅能选择同一个索引模型的知识库'
+                        });
+                      }
+                      setSelectedKbList((state) => [
+                        ...state,
+                        { kbId: item._id, vectorModel: item.vectorModel }
+                      ]);
                    }
                  }}
                >
@@ -94,6 +115,10 @@ export const KBSelectModal = ({
                      {item.name}
                    </Box>
                  </Flex>
+                  <Flex justifyContent={'flex-end'} alignItems={'center'} fontSize={'sm'}>
+                    <MyIcon mr={1} name="kbTest" w={'12px'} />
+                    <Box color={'myGray.500'}>{item.vectorModel.name}</Box>
+                  </Flex>
                </Card>
              );
            })()
@@ -138,7 +163,10 @@ export const KbParamsModal = ({
          <Box display={['block', 'flex']} py={5} pt={[0, 5]}>
            <Box flex={'0 0 100px'} mb={[8, 0]}>
              相似度
-              <MyTooltip label={'高相似度推荐0.8及以上。'} forceShow>
+              <MyTooltip
+                label={'不同索引模型的相似度有区别，请通过搜索测试来选择合适的数值'}
+                forceShow
+              >
                <QuestionOutlineIcon ml={1} />
              </MyTooltip>
            </Box>
--- a/client/src/pages/kb/detail/components/Import/Chunk.tsx
+++ b/client/src/pages/kb/detail/components/Import/Chunk.tsx
@@ -19,7 +19,6 @@ import { postKbDataFromList } from '@/api/plugins/kb';
 import { splitText2Chunks } from '@/utils/file';
 import { getErrText } from '@/utils/tools';
 import { formatPrice } from '@/utils/user';
-import { vectorModelList } from '@/store/static';
 import MyIcon from '@/components/Icon';
 import CloseIcon from '@/components/Icon/close';
 import DeleteIcon, { hoverDeleteStyles } from '@/components/Icon/delete';
@@ -27,17 +26,20 @@ import MyTooltip from '@/components/MyTooltip';
 import { QuestionOutlineIcon } from '@chakra-ui/icons';
 import { TrainingModeEnum } from '@/constants/plugin';
 import FileSelect, { type FileItemType } from './FileSelect';
+import { useUserStore } from '@/store/user';

 const fileExtension = '.txt, .doc, .docx, .pdf, .md';

 const ChunkImport = ({ kbId }: { kbId: string }) => {
-  const model = vectorModelList[0]?.model || 'text-embedding-ada-002';
-  const unitPrice = vectorModelList[0]?.price || 0.2;
+  const { kbDetail } = useUserStore();
+
+  const vectorModel = kbDetail.vectorModel;
+  const unitPrice = vectorModel?.price || 0.2;
  const theme = useTheme();
  const router = useRouter();
  const { toast } = useToast();

-  const [chunkLen, setChunkLen] = useState(500);
+  const [chunkLen, setChunkLen] = useState(vectorModel?.defaultToken || 300);
  const [showRePreview, setShowRePreview] = useState(false);
  const [files, setFiles] = useState<FileItemType[]>([]);
  const [previewFile, setPreviewFile] = useState<FileItemType>();
@@ -205,24 +207,34 @@ const ChunkImport = ({ kbId }: { kbId: string }) => {
                  <QuestionOutlineIcon ml={1} />
                </MyTooltip>
              </Box>
-              <NumberInput
-                ml={4}
+              <Box
                flex={1}
-                defaultValue={chunkLen}
-                min={300}
-                max={2000}
-                step={10}
-                onChange={(e) => {
-                  setChunkLen(+e);
-                  setShowRePreview(true);
+                css={{
+                  '& > span': {
+                    display: 'block'
+                  }
                }}
              >
-                <NumberInputField />
-                <NumberInputStepper>
-                  <NumberIncrementStepper />
-                  <NumberDecrementStepper />
-                </NumberInputStepper>
-              </NumberInput>
+                <MyTooltip label={`范围: 100~${kbDetail.vectorModel.maxToken}`}>
+                  <NumberInput
+                    ml={4}
+                    defaultValue={chunkLen}
+                    min={100}
+                    max={kbDetail.vectorModel.maxToken}
+                    step={10}
+                    onChange={(e) => {
+                      setChunkLen(+e);
+                      setShowRePreview(true);
+                    }}
+                  >
+                    <NumberInputField />
+                    <NumberInputStepper>
+                      <NumberIncrementStepper />
+                      <NumberDecrementStepper />
+                    </NumberInputStepper>
+                  </NumberInput>
+                </MyTooltip>
+              </Box>
            </Flex>
            {/* price */}
            <Flex py={5} alignItems={'center'}>
--- a/client/src/pages/kb/detail/components/Import/Csv.tsx
+++ b/client/src/pages/kb/detail/components/Import/Csv.tsx
@@ -11,11 +11,13 @@ import DeleteIcon, { hoverDeleteStyles } from '@/components/Icon/delete';
 import { TrainingModeEnum } from '@/constants/plugin';
 import FileSelect, { type FileItemType } from './FileSelect';
 import { useRouter } from 'next/router';
+import { useUserStore } from '@/store/user';

 const fileExtension = '.csv';

 const CsvImport = ({ kbId }: { kbId: string }) => {
-  const model = vectorModelList[0]?.model;
+  const { kbDetail } = useUserStore();
+
  const theme = useTheme();
  const router = useRouter();
  const { toast } = useToast();
@@ -37,13 +39,22 @@ const CsvImport = ({ kbId }: { kbId: string }) => {
    mutationFn: async () => {
      const chunks = files.map((file) => file.chunks).flat();

+      const filterChunks = chunks.filter((item) => item.q.length < kbDetail.vectorModel.maxToken);
+
+      if (filterChunks.length !== chunks.length) {
+        toast({
+          title: `${chunks.length - filterChunks.length}条数据超出长度，已被过滤`,
+          status: 'info'
+        });
+      }
+
      // subsection import
      let success = 0;
      const step = 500;
-      for (let i = 0; i < chunks.length; i += step) {
+      for (let i = 0; i < filterChunks.length; i += step) {
        const { insertLen } = await postKbDataFromList({
          kbId,
-          data: chunks.slice(i, i + step),
+          data: filterChunks.slice(i, i + step),
          mode: TrainingModeEnum.index
        });

--- a/client/src/pages/kb/detail/components/Import/Manual.tsx
+++ b/client/src/pages/kb/detail/components/Import/Manual.tsx
@@ -1,4 +1,4 @@
-import React from 'react';
+import React, { useState } from 'react';
 import { Box, Textarea, Button } from '@chakra-ui/react';
 import { useForm } from 'react-hook-form';
 import { useToast } from '@/hooks/useToast';
@@ -6,14 +6,18 @@ import { useRequest } from '@/hooks/useRequest';
 import { getErrText } from '@/utils/tools';
 import { postKbDataFromList } from '@/api/plugins/kb';
 import { TrainingModeEnum } from '@/constants/plugin';
+import { useUserStore } from '@/store/user';

 type ManualFormType = { q: string; a: string };

 const ManualImport = ({ kbId }: { kbId: string }) => {
+  const { kbDetail } = useUserStore();
+
  const { register, handleSubmit, reset } = useForm({
    defaultValues: { q: '', a: '' }
  });
  const { toast } = useToast();
+  const [qLen, setQLen] = useState(0);

  const { mutate: onImportData, isLoading } = useRequest({
    mutationFn: async (e: ManualFormType) => {
@@ -64,16 +68,22 @@ const ManualImport = ({ kbId }: { kbId: string }) => {
  return (
    <Box p={[4, 8]} h={'100%'} overflow={'overlay'}>
      <Box display={'flex'} flexDirection={['column', 'row']}>
-        <Box flex={1} mr={[0, 4]} mb={[4, 0]} h={['50%', '100%']}>
+        <Box flex={1} mr={[0, 4]} mb={[4, 0]} h={['50%', '100%']} position={'relative'}>
          <Box h={'30px'}>{'匹配的知识点'}</Box>
          <Textarea
-            placeholder={'匹配的知识点。这部分内容会被搜索，请把控内容的质量。总和最多 3000 字。'}
-            maxLength={3000}
+            placeholder={`匹配的知识点。这部分内容会被搜索，请把控内容的质量。最多 ${kbDetail.vectorModel.maxToken} 字。`}
+            maxLength={kbDetail.vectorModel.maxToken}
            h={['250px', '500px']}
            {...register(`q`, {
-              required: true
+              required: true,
+              onChange(e) {
+                setQLen(e.target.value.length);
+              }
            })}
          />
+          <Box position={'absolute'} color={'myGray.500'} right={5} bottom={3} zIndex={99}>
+            {qLen}
+          </Box>
        </Box>
        <Box flex={1} h={['50%', '100%']}>
          <Box h={'30px'}>补充知识</Box>
--- a/client/src/pages/kb/detail/components/Info.tsx
+++ b/client/src/pages/kb/detail/components/Info.tsx
@@ -154,7 +154,7 @@ const Info = (
        <Box flex={['0 0 90px', '0 0 160px']} w={0}>
          索引模型
        </Box>
-        <Box flex={[1, '0 0 300px']}>{getValues('vectorModelName')}</Box>
+        <Box flex={[1, '0 0 300px']}>{getValues('vectorModel').name}</Box>
      </Flex>
      <Flex mt={5} w={'100%'} alignItems={'center'}>
        <Box flex={['0 0 90px', '0 0 160px']} w={0}>
--- a/client/src/pages/kb/detail/components/Test.tsx
+++ b/client/src/pages/kb/detail/components/Test.tsx
@@ -10,13 +10,15 @@ import InputDataModal, { type FormData } from './InputDataModal';
 import { useGlobalStore } from '@/store/global';
 import { getErrText } from '@/utils/tools';
 import { useToast } from '@/hooks/useToast';
-import { vectorModelList } from '@/store/static';
 import { customAlphabet } from 'nanoid';
 import MyTooltip from '@/components/MyTooltip';
 import { QuestionOutlineIcon } from '@chakra-ui/icons';
+import { useUserStore } from '@/store/user';
 const nanoid = customAlphabet('abcdefghijklmnopqrstuvwxyz1234567890', 12);

 const Test = ({ kbId }: { kbId: string }) => {
+  const { kbDetail } = useUserStore();
+
  const theme = useTheme();
  const { toast } = useToast();
  const { setLoading } = useGlobalStore();
@@ -31,7 +33,7 @@ const Test = ({ kbId }: { kbId: string }) => {
  );

  const { mutate, isLoading } = useRequest({
-    mutationFn: () => searchText({ model: vectorModelList[0].model, kbId, text: inputText.trim() }),
+    mutationFn: () => searchText({ kbId, text: inputText.trim() }),
    onSuccess(res) {
      const testItem = {
        id: nanoid(),
@@ -75,12 +77,15 @@ const Test = ({ kbId }: { kbId: string }) => {
            rows={6}
            resize={'none'}
            variant={'unstyled'}
-            maxLength={1000}
+            maxLength={kbDetail.vectorModel.maxToken}
            placeholder="输入需要测试的文本"
            value={inputText}
            onChange={(e) => setInputText(e.target.value)}
          />
-          <Flex justifyContent={'flex-end'}>
+          <Flex alignItems={'center'} justifyContent={'flex-end'}>
+            <Box mr={3} color={'myGray.500'}>
+              {inputText.length}
+            </Box>
            <Button isDisabled={inputText === ''} isLoading={isLoading} onClick={mutate}>
              测试
            </Button>
@@ -177,6 +182,7 @@ const Test = ({ kbId }: { kbId: string }) => {
                'repeat(1,1fr)',
                'repeat(1,1fr)',
                'repeat(1,1fr)',
+                'repeat(1,1fr)',
                'repeat(2,1fr)'
              ]}
              gridGap={4}
--- a/client/src/pages/kb/detail/index.tsx
+++ b/client/src/pages/kb/detail/index.tsx
@@ -165,12 +165,14 @@ const Detail = ({ kbId, currentTab }: { kbId: string; currentTab: `${TabEnum}` }
          </Box>
        )}

-        <Box flex={'1 0 0'} h={'100%'} pb={[4, 0]}>
-          {currentTab === TabEnum.data && <DataCard kbId={kbId} />}
-          {currentTab === TabEnum.import && <ImportData kbId={kbId} />}
-          {currentTab === TabEnum.test && <Test kbId={kbId} />}
-          {currentTab === TabEnum.info && <Info ref={InfoRef} kbId={kbId} form={form} />}
-        </Box>
+        {!!kbDetail._id && (
+          <Box flex={'1 0 0'} h={'100%'} pb={[4, 0]}>
+            {currentTab === TabEnum.data && <DataCard kbId={kbId} />}
+            {currentTab === TabEnum.import && <ImportData kbId={kbId} />}
+            {currentTab === TabEnum.test && <Test kbId={kbId} />}
+            {currentTab === TabEnum.info && <Info ref={InfoRef} kbId={kbId} form={form} />}
+          </Box>
+        )}
      </Box>
    </PageContainer>
  );
--- a/client/src/pages/kb/list/index.tsx
+++ b/client/src/pages/kb/list/index.tsx
@@ -141,7 +141,7 @@ const Kb = () => {
            </Box>
            <Flex justifyContent={'flex-end'} alignItems={'center'} fontSize={'sm'}>
              <MyIcon mr={1} name="kbTest" w={'12px'} />
-              <Box color={'myGray.500'}>{kb.vectorModelName}</Box>
+              <Box color={'myGray.500'}>{kb.vectorModel.name}</Box>
            </Flex>
          </Card>
        ))}
--- a/client/src/service/events/generateVector.ts
+++ b/client/src/service/events/generateVector.ts
@@ -1,4 +1,3 @@
-import { openaiAccountError } from '../errorCode';
 import { insertKbItem } from '@/service/pg';
 import { getVector } from '@/pages/api/openapi/plugin/vector';
 import { TrainingData } from '../models/trainingData';
--- a/client/src/service/models/app.ts
+++ b/client/src/service/models/app.ts
@@ -65,7 +65,7 @@ const AppSchema = new Schema({
    },
    searchSimilarity: {
      type: Number,
-      default: 0.8
+      default: 0.4
    },
    searchLimit: {
      type: Number,
--- a/client/src/service/moduleDispatch/kb/search.ts
+++ b/client/src/service/moduleDispatch/kb/search.ts
@@ -1,5 +1,5 @@
 import { PgClient } from '@/service/pg';
-import type { ChatHistoryItemResType, ChatItemType } from '@/types/chat';
+import type { ChatHistoryItemResType } from '@/types/chat';
 import { ChatModuleEnum, TaskResponseKeyEnum } from '@/constants/chat';
 import { getVector } from '@/pages/api/openapi/plugin/vector';
 import { countModelPrice } from '@/service/events/pushBill';
@@ -21,7 +21,7 @@ export type KBSearchResponse = {
 };

 export async function dispatchKBSearch(props: Record<string, any>): Promise<KBSearchResponse> {
-  const { kbList = [], similarity = 0.8, limit = 5, userChatInput } = props as KBSearchProps;
+  const { kbList = [], similarity = 0.4, limit = 5, userChatInput } = props as KBSearchProps;

  if (kbList.length === 0) {
    return Promise.reject("You didn't choose the knowledge base");
@@ -32,7 +32,7 @@ export async function dispatchKBSearch(props: Record<string, any>): Promise<KBSe
  }

  // get vector
-  const vectorModel = global.vectorModels[0];
+  const vectorModel = kbList[0]?.vectorModel;
  const { vectors, tokenLen } = await getVector({
    model: vectorModel.model,
    input: [userChatInput]
--- a/client/src/service/utils/data.ts
+++ b/client/src/service/utils/data.ts
@@ -2,7 +2,7 @@ export const getChatModel = (model?: string) => {
  return global.chatModels.find((item) => item.model === model);
 };
 export const getVectorModel = (model?: string) => {
-  return global.vectorModels.find((item) => item.model === model);
+  return global.vectorModels.find((item) => item.model === model) || global.vectorModels[0];
 };

 export const getModel = (model?: string) => {
--- a/client/src/types/model.d.ts
+++ b/client/src/types/model.d.ts
@@ -17,5 +17,7 @@ export type QAModelItemType = {
 export type VectorModelItemType = {
  model: string;
  name: string;
+  defaultToken: number;
  price: number;
+  maxToken: number;
 };
--- a/client/src/types/plugin.d.ts
+++ b/client/src/types/plugin.d.ts
@@ -1,13 +1,14 @@
+import { VectorModelItemType } from './model';
 import type { kbSchema } from './mongoSchema';

-export type SelectedKbType = { kbId: string }[];
+export type SelectedKbType = { kbId: string; vectorModel: VectorModelItemType }[];

 export type KbListItemType = {
  _id: string;
  avatar: string;
  name: string;
  tags: string[];
-  vectorModelName: string;
+  vectorModel: VectorModelItemType;
 };
 /* kb type */
 export interface KbItemType {
@@ -15,7 +16,7 @@ export interface KbItemType {
  avatar: string;
  name: string;
  userId: string;
-  vectorModelName: string;
+  vectorModel: VectorModelItemType;
  tags: string;
 }

--- a/client/src/utils/app.ts
+++ b/client/src/utils/app.ts
@@ -49,7 +49,7 @@ export const getDefaultAppForm = (): EditFormType => {
    },
    kb: {
      list: [],
-      searchSimilarity: 0.8,
+      searchSimilarity: 0.4,
      searchLimit: 5,
      searchEmptyText: ''
    },