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@ -7,39 +7,40 @@ In some cases, we need to recognize the specific rare words with high accuracy.
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this demo is customized for expense account, which need to recognize rare address.
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* G with slot: 打车到 "address_slot"。
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* G with slot: 打车到 "address_slot"。
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![](https://ai-studio-static-online.cdn.bcebos.com/28d9ef132a7f47a895a65ae9e5c4f55b8f472c9f3dd24be8a2e66e0b88b173a4)
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* this is address slot wfst, you can add the address which want to recognize.
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* this is address slot wfst, you can add the address which want to recognize.
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![](https://ai-studio-static-online.cdn.bcebos.com/47c89100ef8c465bac733605ffc53d76abefba33d62f4d818d351f8cea3c8fe2)
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* after replace operation, G = fstreplace(G_with_slot, address_slot), we will get the customized graph.
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* after replace operation, G = fstreplace(G_with_slot, address_slot), we will get the customized graph.
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![](https://ai-studio-static-online.cdn.bcebos.com/60a3095293044f10b73039ab10c7950d139a6717580a44a3ba878c6e74de402b)
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## Usage
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### 1. Installation
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install paddle:2.2.2 docker.
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```
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sudo nvidia-docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
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sudo docker pull registry.baidubce.com/paddlepaddle/paddle:2.2.2
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sudo nvidia-docker run --privileged --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash
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sudo docker run --privileged --net=host --ipc=host -it --rm -v $PWD:/paddle --name=paddle_demo_docker registry.baidubce.com/paddlepaddle/paddle:2.2.2 /bin/bash
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```
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### 2. demo
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* run websocket_server.sh. This script will download resources and libs, and launch the service.
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```
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cd /paddle
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bash websocket_server.sh
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```
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this script run in two steps:
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1. download the resources.tar.gz, those direcotries will be found in resource directory.
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model: acustic model
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this script run in two steps:
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1. download the resources.tar.gz, those direcotries will be found in resource directory.
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model: acustic model
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graph: the decoder graph (TLG.fst)
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lib: some libs
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bin: binary
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data: audio and wav.scp
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data: audio and wav.scp
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2. websocket_server_main launch the service.
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some params:
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2. websocket_server_main launch the service.
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some params:
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port: the service port
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graph_path: the decoder graph path
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model_path: acustic model path
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