{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001837","494:4940002384","494:4940003176","494:4940003385","494:4940001741","494:4940001937","494:4940001748","494:4940002825","494:4940001846","494:4940001414","494:4940002039","494:4940002942","494:4940001560","494:4940001402","494:4940002151","494:4940003279","494:4940001480","494:4940002935","494:4940001561","494:4940001283","494:4940002714","494:4940001750","494:4940002049","487:4870011632","494:4940001556"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,494,487,494],"twin_sims":[0.24295340421435568,0.20567362294418473,0.19802552056194528,0.174258797498005,0.17192768777455109,0.16299141578610357,0.15622010211188564,0.1512718869870975,0.1415021418985382,0.1378269320757259,0.1359356930489312,0.12927639602466656,0.12228430640374571,0.11092888460012051,0.11041836658727194,0.10935122305461482,0.10346605899183509,0.1014205431997629,0.10082223232453552,0.10019967424029116,0.09467107347923845,0.09363990335618995,0.08885770502449473,0.084030852509208,0.08272407232906784],"twin_dists":[0.21847387324805556,0.23097692649911977,0.2337278491504803,0.24277941603599465,0.24371329483577234,0.2473798930738136,0.25025633247263424,0.25241643608748526,0.25683909947294636,0.2585615777692422,0.25946136093966565,0.26270643019283074,0.26625261771119657,0.27235679960693715,0.27264232818562983,0.2732424858042552,0.276636417123141,0.27785125826793905,0.27821021328353235,0.27858548833008023,0.28200095640098094,0.2826552649460261,0.2857663147675168,0.28904419918379676,0.2899573882218621],"n_dims_used":45,"mean_confidence":0.9180553860134548},"coverage":{"mean_confidence":0.9180553860134548,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}