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@@ -10,14 +10,15 @@ import com.tzld.piaoquan.recommend.server.service.recall.strategy.*;
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import com.tzld.piaoquan.recommend.server.service.score.ScorerUtils;
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import com.tzld.piaoquan.recommend.server.util.CommonCollectionUtils;
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import lombok.extern.slf4j.Slf4j;
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+import org.apache.commons.collections4.MapUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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-import java.util.*;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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+import java.util.*;
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@Service
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@Slf4j
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@@ -92,8 +93,6 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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Map<String, Map<String, Map<String, String>>> featureOriginVideo = feature.getVideoFeature();
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-
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-
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// TODO 2 特征处理
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Map<String, Double> userFeatureMapDouble = new HashMap<>();
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String mid = param.getMid();
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@@ -107,13 +106,13 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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Map<String, String> c8 = featureOriginUser.getOrDefault("alg_mid_feature_sharecf", new HashMap<>());
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Map<String, String> c9 = featureOriginUser.getOrDefault("alg_mid_feature_returncf", new HashMap<>());
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- if (!c1.isEmpty()){
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+ if (!c1.isEmpty()) {
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userFeatureMapDouble.put("playcnt_6h", Double.parseDouble(c1.getOrDefault("playcnt_6h", "0")));
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userFeatureMapDouble.put("playcnt_1d", Double.parseDouble(c1.getOrDefault("playcnt_1d", "0")));
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userFeatureMapDouble.put("playcnt_3d", Double.parseDouble(c1.getOrDefault("playcnt_3d", "0")));
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userFeatureMapDouble.put("playcnt_7d", Double.parseDouble(c1.getOrDefault("playcnt_7d", "0")));
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}
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- if (!c2.isEmpty()){
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+ if (!c2.isEmpty()) {
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userFeatureMapDouble.put("share_pv_12h", Double.parseDouble(c2.getOrDefault("share_pv_12h", "0")));
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userFeatureMapDouble.put("share_pv_1d", Double.parseDouble(c2.getOrDefault("share_pv_1d", "0")));
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userFeatureMapDouble.put("share_pv_3d", Double.parseDouble(c2.getOrDefault("share_pv_3d", "0")));
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@@ -132,25 +131,25 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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new Tuple2(c6, "c6_feature"),
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new Tuple2(c7, "c7_feature")
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);
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- for (Tuple2 tuple2: tmpList0){
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- for (String key_time: Arrays.asList("tags_1d", "tags_3d", "tags_7d")) {
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+ for (Tuple2 tuple2 : tmpList0) {
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+ for (String key_time : Arrays.asList("tags_1d", "tags_3d", "tags_7d")) {
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String tags = tuple2.first.getOrDefault(key_time, "");
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- if (!tags.isEmpty()){
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+ if (!tags.isEmpty()) {
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c34567Map.put(tuple2.name + "_" + key_time, tags);
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}
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}
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}
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- Map<String, Map<String, String []>> c89Map = new HashMap<>(4);
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+ Map<String, Map<String, String[]>> c89Map = new HashMap<>(4);
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List<Tuple2> tmpList1 = Arrays.asList(
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new Tuple2(c8, "c8_feature"),
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new Tuple2(c9, "c9_feature")
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);
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- for (Tuple2 tuple2: tmpList1){
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- for (String key_action: Arrays.asList("share", "return")){
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+ for (Tuple2 tuple2 : tmpList1) {
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+ for (String key_action : Arrays.asList("share", "return")) {
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String cfListStr = tuple2.first.getOrDefault(key_action, "");
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- if (!cfListStr.isEmpty()){
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- Map<String, String []> cfMap = new HashMap<>();
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+ if (!cfListStr.isEmpty()) {
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+ Map<String, String[]> cfMap = new HashMap<>();
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String[] entries = cfListStr.split(",");
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for (String entry : entries) {
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String[] rList = entry.split(":");
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@@ -159,7 +158,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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String value1 = rList[1];
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String value2 = rList[2];
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String value3 = rList[3];
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- String [] strs = {value1, value2, value3};
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+ String[] strs = {value1, value2, value3};
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cfMap.put(key, strs);
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}
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}
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@@ -199,9 +198,9 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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for (Tuple4 tuple4 : originData) {
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for (String prefix2 : Arrays.asList("1h", "2h", "3h", "4h", "12h", "1d", "3d", "7d")) {
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- double exp = tuple4.first.isEmpty() ? 0 : Double.parseDouble(tuple4.first.getOrDefault( "exp_pv_" + prefix2, "0.0"));
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- double share = tuple4.second.isEmpty() ? 0 : Double.parseDouble(tuple4.second.getOrDefault( "share_pv_" + prefix2, "0.0"));
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- double returns = tuple4.third.isEmpty() ? 0 : Double.parseDouble(tuple4.third.getOrDefault( "return_uv_" + prefix2, "0.0"));
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+ double exp = tuple4.first.isEmpty() ? 0 : Double.parseDouble(tuple4.first.getOrDefault("exp_pv_" + prefix2, "0.0"));
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+ double share = tuple4.second.isEmpty() ? 0 : Double.parseDouble(tuple4.second.getOrDefault("share_pv_" + prefix2, "0.0"));
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+ double returns = tuple4.third.isEmpty() ? 0 : Double.parseDouble(tuple4.third.getOrDefault("return_uv_" + prefix2, "0.0"));
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double f1 = ExtractorUtils.calDiv(share, exp);
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double f2 = ExtractorUtils.calLog(share);
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@@ -228,11 +227,11 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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featureMap.put("bit_rate", Double.parseDouble(videoInfo.getOrDefault("bit_rate", "0")));
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String title = videoInfo.getOrDefault("title", "");
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- if (!title.isEmpty()){
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- for (String name: Arrays.asList("c3_feature","c4_feature","c5_feature","c6_feature","c7_feature")){
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- for (String key_time: Arrays.asList("tags_1d", "tags_3d", "tags_7d")) {
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+ if (!title.isEmpty()) {
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+ for (String name : Arrays.asList("c3_feature", "c4_feature", "c5_feature", "c6_feature", "c7_feature")) {
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+ for (String key_time : Arrays.asList("tags_1d", "tags_3d", "tags_7d")) {
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String tags = c34567Map.getOrDefault(name + "_" + key_time, "");
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- if (!tags.isEmpty()){
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+ if (!tags.isEmpty()) {
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Double[] doubles = ExtractorUtils.funcC34567ForTags(tags, title);
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featureMap.put(name + "_" + key_time + "_matchnum", doubles[0]);
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featureMap.put(name + "_" + key_time + "_maxscore", doubles[1]);
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@@ -242,12 +241,12 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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}
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}
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- if (!vid.isEmpty()){
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- for (String key_feature: Arrays.asList("c8_feature", "c9_feature")){
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- for (String key_action: Arrays.asList("share", "return")){
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- Map<String, String []> cfMap = c89Map.getOrDefault(key_feature + "_" + key_action, new HashMap<>());
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- if (cfMap.containsKey(vid)){
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- String [] scores = cfMap.get(vid);
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+ if (!vid.isEmpty()) {
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+ for (String key_feature : Arrays.asList("c8_feature", "c9_feature")) {
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+ for (String key_action : Arrays.asList("share", "return")) {
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+ Map<String, String[]> cfMap = c89Map.getOrDefault(key_feature + "_" + key_action, new HashMap<>());
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+ if (cfMap.containsKey(vid)) {
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+ String[] scores = cfMap.get(vid);
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Double score1 = Double.parseDouble(scores[0]);
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Double score2 = Double.parseDouble(scores[1]);
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Double score3 = Double.parseDouble(scores[2]) <= 0 ? 0D : 1.0 / Double.parseDouble(scores[2]);
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@@ -259,7 +258,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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}
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}
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Map<String, String> d1 = featureOriginVideo.getOrDefault(vid, new HashMap<>()).getOrDefault("alg_recsys_feature_cf_i2i_new", new HashMap<>());
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- if (!d1.isEmpty()){
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+ if (!d1.isEmpty()) {
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featureMap.put("d1_exp", Double.parseDouble(d1.getOrDefault("exp", "0")));
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featureMap.put("d1_return_n", Double.parseDouble(d1.getOrDefault("return_n", "0")));
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featureMap.put("d1_rovn", Double.parseDouble(d1.getOrDefault("rovn", "0")));
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@@ -270,29 +269,29 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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// 3 连续值特征分桶
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readBucketFile();
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Map<String, String> userFeatureMap = new HashMap<>(userFeatureMapDouble.size());
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- for (Map.Entry<String, Double> entry: userFeatureMapDouble.entrySet()){
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+ for (Map.Entry<String, Double> entry : userFeatureMapDouble.entrySet()) {
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String name = entry.getKey();
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Double score = entry.getValue();
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// 注意:0值、不在分桶文件中的特征,会被过滤掉。
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- if (score > 1E-8 && this.bucketsLen.containsKey(name) && this.bucketsMap.containsKey(name)){
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+ if (score > 1E-8 && this.bucketsLen.containsKey(name) && this.bucketsMap.containsKey(name)) {
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Double bucketNum = this.bucketsLen.get(name);
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- double [] buckets = this.bucketsMap.get(name);
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+ double[] buckets = this.bucketsMap.get(name);
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Double scoreNew = 1.0 / bucketNum * (ExtractorUtils.findInsertPosition(buckets, score) + 1.0);
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userFeatureMap.put(name, String.valueOf(scoreNew));
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}
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}
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- for (RankItem item : rankItems){
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+ for (RankItem item : rankItems) {
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Map<String, String> featureMap = new HashMap<>();
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Map<String, Double> featureMapDouble = item.featureMapDouble;
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- for (Map.Entry<String, Double> entry: featureMapDouble.entrySet()){
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+ for (Map.Entry<String, Double> entry : featureMapDouble.entrySet()) {
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String name = entry.getKey();
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Double score = entry.getValue();
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// 注意:0值、不在分桶文件中的特征,会被过滤掉。
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- if (score > 1E-8 && this.bucketsLen.containsKey(name) && this.bucketsMap.containsKey(name)){
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+ if (score > 1E-8 && this.bucketsLen.containsKey(name) && this.bucketsMap.containsKey(name)) {
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Double bucketNum = this.bucketsLen.get(name);
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- double [] buckets = this.bucketsMap.get(name);
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+ double[] buckets = this.bucketsMap.get(name);
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Double scoreNew = 1.0 / bucketNum * (ExtractorUtils.findInsertPosition(buckets, score) + 1.0);
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featureMap.put(name, String.valueOf(scoreNew));
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}
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@@ -302,6 +301,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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// TODO 3 排序
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Map<String, String> sceneFeatureMap = new HashMap<>(0);
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+
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List<RankItem> items = ScorerUtils.getScorerPipeline("feeds_score_config_20240609.conf")
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.scoring(sceneFeatureMap, userFeatureMap, rankItems);
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List<Video> result = new ArrayList<>();
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@@ -311,6 +311,16 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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video.setScore(score);
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video.setSortScore(score);
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video.setScoresMap(item.getScoresMap());
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+ video.setAllFeatureMap(item.getAllFeatureMap());
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+ if (feature != null
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+ && MapUtils.isNotEmpty(feature.getVideoFeature())
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+ && MapUtils.isNotEmpty(feature.getVideoFeature().get(item.getVideoId()))) {
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+ video.getMetaFeatureMap().putAll(feature.getVideoFeature().get(item.getVideoId()));
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+ }
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+ if (feature != null
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+ && MapUtils.isNotEmpty(feature.getUserFeature())) {
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+ video.getMetaFeatureMap().putAll(feature.getUserFeature());
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+ }
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result.add(video);
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}
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result.sort(Comparator.comparingDouble(o -> -o.getSortScore()));
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@@ -333,7 +343,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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return null;
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}
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- private void readBucketFile(){
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+ private void readBucketFile() {
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InputStream resourceStream = RankStrategy4RegionMergeModelV999.class.getClassLoader().getResourceAsStream("20240609_bucket_274.txt");
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if (resourceStream != null) {
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try (BufferedReader reader = new BufferedReader(new InputStreamReader(resourceStream))) {
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@@ -374,7 +384,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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public String name;
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- public Tuple4(Map<String, String> first, Map<String, String> second, Map<String, String> third, String name){
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+ public Tuple4(Map<String, String> first, Map<String, String> second, Map<String, String> third, String name) {
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this.first = first;
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this.second = second;
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this.third = third;
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@@ -388,7 +398,7 @@ public class RankStrategy4RegionMergeModelV999 extends RankStrategy4RegionMergeM
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public String name;
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- public Tuple2(Map<String, String> first, String name){
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+ public Tuple2(Map<String, String> first, String name) {
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this.first = first;
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this.name = name;
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}
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