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Posted to commits@nlpcraft.apache.org by se...@apache.org on 2020/04/24 14:00:35 UTC
[incubator-nlpcraft] branch NLPCRAFT-41 created (now ff214bb)
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sergeykamov pushed a change to branch NLPCRAFT-41
in repository https://gitbox.apache.org/repos/asf/incubator-nlpcraft.git.
at ff214bb WIP.
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new ff214bb WIP.
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[incubator-nlpcraft] 01/01: WIP.
Posted by se...@apache.org.
This is an automated email from the ASF dual-hosted git repository.
sergeykamov pushed a commit to branch NLPCRAFT-41
in repository https://gitbox.apache.org/repos/asf/incubator-nlpcraft.git
commit ff214bbb7ef5ec87f505da30c8bf3442bb936723
Author: Sergey Kamov <se...@apache.org>
AuthorDate: Fri Apr 24 17:00:17 2020 +0300
WIP.
---
.../model/tools/synonyms/NCSynonymsGenerator.scala | 147 +++++++++++++++++++++
1 file changed, 147 insertions(+)
diff --git a/src/main/scala/org/apache/nlpcraft/model/tools/synonyms/NCSynonymsGenerator.scala b/src/main/scala/org/apache/nlpcraft/model/tools/synonyms/NCSynonymsGenerator.scala
new file mode 100644
index 0000000..34df51a
--- /dev/null
+++ b/src/main/scala/org/apache/nlpcraft/model/tools/synonyms/NCSynonymsGenerator.scala
@@ -0,0 +1,147 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.nlpcraft.model.tools.synonyms
+
+import java.lang.reflect.Type
+
+import com.google.gson.Gson
+import com.google.gson.reflect.TypeToken
+import org.apache.http.HttpResponse
+import org.apache.http.client.ResponseHandler
+import org.apache.http.client.methods.HttpPost
+import org.apache.http.entity.StringEntity
+import org.apache.http.impl.client.{CloseableHttpClient, HttpClients}
+import org.apache.http.util.EntityUtils
+import org.apache.nlpcraft.common.ascii.NCAsciiTable
+import org.apache.nlpcraft.common.makro.NCMacroParser
+import org.apache.nlpcraft.common.nlp.core.NCNlpPorterStemmer
+import org.apache.nlpcraft.model.NCModelFileAdapter
+
+import scala.collection.JavaConverters._
+
+object NCSynonymsGenerator extends App {
+ // TODO: all string fields
+ case class Holder(word: String, bert: String, normalized: String, ftext: String, score: String) {
+ override def toString: String = s"$word [bert=$bert, ftext=$ftext, normalized=$normalized, score=$score]"
+ }
+ case class Request(sentence: String, simple: Boolean)
+ case class Response(data: java.util.ArrayList[Holder])
+
+ private val GSON = new Gson
+ private val TYPE_RESP: Type = new TypeToken[Response]() {}.getType
+
+ private def split(s: String): Seq[String] = s.split(" ").toSeq.map(_.trim).filter(_.nonEmpty)
+
+ private def ask(client: CloseableHttpClient, url: String, words: Seq[String], idx: Int, minFactor: Double): Seq[Holder]= {
+ val sen = words.zipWithIndex.map { case (word, wordIdx) ⇒ if (wordIdx == idx) s"$word#" else word }.mkString(" ")
+
+ val post = new HttpPost(url)
+
+ post.setHeader("Content-Type", "application/json")
+ post.setEntity(new StringEntity(GSON.toJson(Request(sen, simple = false)), "UTF-8"))
+
+ val h = new ResponseHandler[Seq[Holder]]() {
+ override def handleResponse(resp: HttpResponse): Seq[Holder] = {
+ val code = resp.getStatusLine.getStatusCode
+ val e = resp.getEntity
+
+ val js = if (e != null) EntityUtils.toString(e) else null
+
+ if (js == null)
+ throw new RuntimeException(s"Unexpected empty response [code=$code]")
+
+ code match {
+ case 200 ⇒
+ // TODO: add filter by minFactor.
+ val data: Response = GSON.fromJson(js, TYPE_RESP)
+
+ data.data.asScala
+
+ case 400 ⇒ throw new RuntimeException(js)
+ case _ ⇒ throw new RuntimeException(s"Unexpected response [code=$code, text=$js]")
+ }
+ }
+ }
+
+ try
+ client.execute(post, h)
+ finally
+ post.releaseConnection()
+ }
+
+ private def process(mdlPath: String, url: String): Unit = {
+ val mdl = new NCModelFileAdapter(mdlPath) {
+ // No-op.
+ }
+
+ val parser = new NCMacroParser()
+
+ if (mdl.getMacros != null)
+ mdl.getMacros.asScala.foreach { case (name, str) ⇒ parser.addMacro(name, str) }
+
+ val table = NCAsciiTable()
+ val client: CloseableHttpClient = HttpClients.createDefault
+
+ table #= ("Single synonym", "Suggestions")
+
+ val examples: Set[(Seq[String], Seq[String])] =
+ mdl.getExamples.asScala.
+ // TODO: Is it enough?
+ map(_.replaceAll("\\?", "")).
+ map(_.replaceAll("\\.", "")).
+ map(_.replaceAll("!", "")).
+ map(split).map(p ⇒ p → p.map(NCNlpPorterStemmer.stem)).toSet
+
+ val suggestions =
+ mdl.getElements.asScala.flatMap(e ⇒ {
+ val elemSyns = e.getSynonyms.asScala.flatMap(p ⇒ parser.expand(p)).map(s ⇒ s → split(s)).toMap
+
+ elemSyns.filter(_._2.length == 1).
+ map(_._2.head).
+ map(p ⇒ p → NCNlpPorterStemmer.stem(p)).
+ flatMap { case (syn, synStem) ⇒
+ val suggestions: Set[Holder] =
+ examples.filter(_._2.contains(synStem)).flatMap { case (eWords, eStems) ⇒
+ val idx = eStems.indexOf(synStem)
+
+ require(idx >= 0)
+
+ ask(client, url, eWords, idx, 0.0)
+ }.filter(p ⇒ !elemSyns.contains(p.word))
+
+ if (suggestions.nonEmpty) Some(syn → suggestions) else None
+ }.toMap
+ }).toMap
+
+ val n = suggestions.size
+
+ suggestions.zipWithIndex.map { case ((syn, hs), idx) ⇒
+ // TODO: sort
+ hs.toSeq.sortBy(_.score.toDouble).reverse.foreach(h ⇒ table += (syn, h))
+
+ if (idx != n - 1)
+ table += ("-------", "-------")
+ }
+
+ table.render()
+ }
+
+ process(
+ "src/main/scala/org/apache/nlpcraft/examples/weather/weather_model.json",
+ "http://localhost:5000"
+ )
+}