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OpenNLU开放域文本理解模型
专用API
【更新时间: 2024.08.12】
OpenNLU全称Open Domain Natural Language Understanding,是开箱即用的文本理解大模型,适用于中文、英文在零样本条件下进行文本理解任务,如信息抽取、文本分类等。
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什么是OpenNLU开放域文本理解模型?
OpenNLU全称Open Domain Natural Language Understanding,是开箱即用的文本理解大模型,适用于中文、英文在零样本条件下进行文本理解任务,如信息抽取、文本分类等。
OpenNLU将NLU任务分成两个大类:抽取和分类。抽取任务目标是从给定文本中抽取一些片段,如实体识别、事件抽取、关键词抽取等。分类任务目标是将给定文本按照给定的类别体系进行分类,如主题分类、情感分类、意图分类等。
什么是OpenNLU开放域文本理解模型接口?
由服务使用方的应用程序发起,以Restful风格为主、通过公网HTTP协议调用OpenNLU开放域文本理解模型
,从而实现程序的自动化交互,提高服务效率。
OpenNLU开放域文本理解模型有哪些核心功能?
- 抽取任务:
- 实体识别:从文本中自动识别并抽取出具有特定意义的实体,如人名、地名、机构名等。
- 事件抽取:从文本中抽取出特定的事件信息,包括事件的类型、参与者、时间、地点等。
- 关键词抽取:自动从文本中抽取出能够概括文本主题的关键词或短语。
- 分类任务:
- 主题分类:将文本按照其内容所属的主题进行分类。
- 情感分类:分析文本所表达的情感倾向,如正面、负面或中性。
- 意图分类:判断用户文本的意图或需求,如查询、咨询、投诉等。
OpenNLU开放域文本理解模型的核心优势是什么?
1. 开箱即用:OpenNLU模型无需复杂的配置和训练,即可在中文和英文环境下进行文本理解任务。
2. 零样本条件:支持在零样本条件下进行文本理解,即无需针对特定任务进行额外标注数据的训练。
3. 泛化性强:经过大量任务训练,具备较好的泛化能力,可以应用于多种不同的NLU任务。
4. 多领域支持:可以在任意领域完成各类NLU任务,具有广泛的应用前景。
在哪些场景会用到OpenNLU开放域文本理解模型?
- 智能客服系统:
- 在电商、银行、电信等行业的客服系统中,OpenNLU可以自动分析用户输入的咨询或投诉内容,通过意图分类和情感分析,快速判断用户的问题类型和情绪状态。随后,根据分析结果,智能客服可以给出相应的回答或解决方案,甚至将问题转接到人工客服处理,从而提升用户满意度和服务效率。
- 在电商、银行、电信等行业的客服系统中,OpenNLU可以自动分析用户输入的咨询或投诉内容,通过意图分类和情感分析,快速判断用户的问题类型和情绪状态。随后,根据分析结果,智能客服可以给出相应的回答或解决方案,甚至将问题转接到人工客服处理,从而提升用户满意度和服务效率。
- 新闻内容分析:
- 对于新闻媒体或内容聚合平台来说,OpenNLU可以用于新闻文章的自动分类、主题提取和关键词抽取。通过对新闻内容的分析,可以快速将文章归类到相应的主题下,并提取出文章的核心关键词,有助于新闻推荐系统的构建和内容的精准推送。
- 对于新闻媒体或内容聚合平台来说,OpenNLU可以用于新闻文章的自动分类、主题提取和关键词抽取。通过对新闻内容的分析,可以快速将文章归类到相应的主题下,并提取出文章的核心关键词,有助于新闻推荐系统的构建和内容的精准推送。
- 社交媒体监测:
- 在社交媒体平台上,OpenNLU可以分析用户发布的帖子、评论和互动数据,进行情感分类和关键词抽取。这有助于品牌和企业了解公众对其产品或服务的态度和看法,及时发现潜在的问题或危机,并制定相应的应对策略。同时,也可以用于市场趋势的分析和预测。
- 在社交媒体平台上,OpenNLU可以分析用户发布的帖子、评论和互动数据,进行情感分类和关键词抽取。这有助于品牌和企业了解公众对其产品或服务的态度和看法,及时发现潜在的问题或危机,并制定相应的应对策略。同时,也可以用于市场趋势的分析和预测。
- 智能医疗助手:
- 在医疗领域,OpenNLU可以作为智能医疗助手的组成部分,用于分析患者的病情描述、检查报告等文本信息。通过实体识别、事件抽取等任务,可以自动提取出与疾病诊断、治疗方案相关的关键信息,辅助医生进行决策。此外,还可以用于医疗文献的自动分类和摘要提取,提高医疗研究和知识共享的效率。
- 在医疗领域,OpenNLU可以作为智能医疗助手的组成部分,用于分析患者的病情描述、检查报告等文本信息。通过实体识别、事件抽取等任务,可以自动提取出与疾病诊断、治疗方案相关的关键信息,辅助医生进行决策。此外,还可以用于医疗文献的自动分类和摘要提取,提高医疗研究和知识共享的效率。

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For "${...}" content: Expected a string or something automatically convertible to string (number, date or boolean), or "template output" , but this has evaluated to a sequence (wrapper: f.t.SimpleSequence):
==> serviceInfo.pricingWayList [in template "view/api/info/tab/package-price.ftl" at line 54, column 51]
----
FTL stack trace ("~" means nesting-related):
- Failed at: ${serviceInfo.pricingWayList} [in template "view/api/info/tab/package-price.ftl" at line 54, column 49]
- Reached through: #include "view/api/info/tab/package-p... [in template "view/api/info/special/index.ftl" at line 353, column 25]
----
Java stack trace (for programmers):
----
freemarker.core.NonStringOrTemplateOutputException: [... Exception message was already printed; see it above ...]
at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:525)
at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:401)
at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:370)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:334)
at freemarker.core.Environment.visit(Environment.java:340)
at freemarker.core.Environment.include(Environment.java:2925)
at freemarker.core.Include.accept(Include.java:171)
at freemarker.core.Environment.visit(Environment.java:334)
at freemarker.core.Environment.visit(Environment.java:340)
at freemarker.core.Environment.process(Environment.java:313)
at freemarker.template.Template.process(Template.java:383)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:391)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:304)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:255)
at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:179)
at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:316)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1373)
at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1118)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1057)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.ruoyi.common.filter.RepeatableFilter.doFilter(RepeatableFilter.java:43)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at com.ruoyi.framework.security.filter.JwtAuthenticationTokenFilter.doFilterInternal(JwtAuthenticationTokenFilter.java:42)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:92)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:750)
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