热度算法优化 参数fix

community-api/src/main/java/com/tanpu/community/api/beans/qo/ThemeAnalysDO.java

@@ -22,8 +22,6 @@ public class ThemeAnalysDO {
     @ApiModelProperty(value = "作者id")
     private String authorId;
 
-    @ApiModelProperty(value = "被转发的主题")
-    private String formerThemeId;
 
     @ApiModelProperty(value = "所属的话题")
     private String topicId;
@@ -44,7 +42,7 @@ public class ThemeAnalysDO {
     private Integer viewCount;
 
     @ApiModelProperty(value = "距今时间")
-    private Long minuteTillNow;
+    private Long hoursTillNow;
 
     @ApiModelProperty(value = "用户质量")
     private Double userWeight = 0.0;

community-service/src/main/java/com/tanpu/community/service/RankService.java

@@ -175,12 +175,14 @@ public class RankService {
                         .sum();
                 topic.setThemeWeight(themeSum);
             }
+            // 打分
             calculateTopicScore(topic);
-            //格式化浏览量、讨论量
+            // 格式化浏览量、讨论量
             topic.setFormatViewCount(BizUtils.formatCountNumber(topic.getViewCount()));
             topic.setFormatDisscussCount(BizUtils.formatCountNumber(topic.getDisscussCount()));
 
         }
+        // 排序
         Map<TopicRankQo, Double> map = topicRankQos.stream().collect(Collectors.toMap(o -> o, TopicRankQo::getScore));
         List<TopicRankQo> rankList = map.entrySet().stream()
                 .sorted(Map.Entry.comparingByValue(Comparator.reverseOrder()))
@@ -258,8 +260,7 @@ public class RankService {
                 + theme.getLikeCount() * likeRaten
                 + theme.getCollectCount() * collectRate
                 + Math.pow(theme.getUserWeight(), userWeightRate);
-        double t = Double.valueOf(theme.getMinuteTillNow()) / 60;
-        double score = (w + initialWeight) / Math.pow(t + 1, timeRate);
+        double score = (w + initialWeight) / Math.pow(theme.getHoursTillNow() + 1, timeRate);
         theme.setScore(score);
     }
 

community-service/src/main/java/com/tanpu/community/util/ConvertUtil.java

@@ -47,7 +47,7 @@ public class ConvertUtil {
         }
         ThemeAnalysDO themeAnalysDO = new ThemeAnalysDO();
         BeanUtils.copyProperties(themeEntity, themeAnalysDO);
-        themeAnalysDO.setMinuteTillNow(TimeUtils.calMinuteTillNow(themeEntity.getCreateTime()));
+        themeAnalysDO.setHoursTillNow(TimeUtils.calHoursTillNow(themeEntity.getCreateTime()));
         return themeAnalysDO;
     }
 

community-service/src/main/resources/application-dev.yml

@@ -98,16 +98,16 @@ recommend:
 
 rank:
   theme:
-    viewRatio: 0.1
-    forwardRatio: 3
-    commentRatio: 2
-    likeRation: 1
-    collectRatio: 3
-    userWeightRatio: 0.9
-    initialWeight: 1.0
-    timeRation: 0.2
+    viewRate: 0.11
+    forwardRate: 31
+    commentRate: 21
+    likeRaten: 11
+    collectRate: 31
+    userWeightRate: 0.91
+    initialWeight: 1.011
+    timeRate: 0.21
   topic:
-    viewRate: 2
-    discussRate: 3
-    themeRate: 3
-    timeRate: 1
+    viewRate: 21
+    discussRate: 31
+    themeRate: 31
+    timeRate: 11