Created
January 12, 2023 05:02
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scoring_query
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| # for each identifier (example with user.name) | |
| GET risk-score-demo/_search | |
| { | |
| "size": 0, | |
| "query": { | |
| "bool": { | |
| "must": [ | |
| { | |
| "match": { | |
| "event.category": "risk" | |
| } | |
| }, | |
| { | |
| "match": { | |
| "event.type": "reason" | |
| } | |
| }, | |
| { | |
| "exists": { | |
| "field": "user.name" | |
| } | |
| } | |
| ] | |
| } | |
| }, | |
| "aggs": { | |
| "entities": { | |
| "terms": { | |
| "field": "user.name", | |
| "size": 1000 | |
| }, | |
| "aggs": { | |
| "riskiest_reasons": { | |
| "top_hits": { | |
| "size": 30, | |
| "sort": [ | |
| { | |
| "risk.score": { | |
| "order": "desc" | |
| } | |
| } | |
| ], | |
| "_source": false | |
| } | |
| }, | |
| "normalized_score": { | |
| "scripted_metric": { | |
| "init_script": "state.scores = []", | |
| "map_script": "state.scores.add(doc['risk.score'].value)", | |
| "combine_script": "return state", | |
| "params": { | |
| "p": 1.5, | |
| "risk_cap": 261.2 | |
| }, | |
| "reduce_script": """ | |
| List scores = []; | |
| for (state in states) { | |
| scores.addAll(state.scores) | |
| } | |
| Collections.sort(scores, Collections.reverseOrder()); | |
| long max_score = scores[0]; | |
| double total_score = 0; | |
| for (int i = 0; i < scores.length; i++) { | |
| total_score += scores[i] / Math.pow(i + 1, params.p) | |
| } | |
| double normalized_score = 100 * total_score / params.risk_cap; | |
| return normalized_score; | |
| """ | |
| } | |
| } | |
| } | |
| } | |
| } | |
| } |
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