{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003721},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002298","490:4900002746","490:4900002581","490:4900002296","490:4900002743","490:4900001670","490:4900003585","490:4900004547","490:4900004130","490:4900003042","490:4900004143","490:4900002886","490:4900003990","490:4900004810","490:4900003179","490:4900004282","490:4900003582","490:4900003996","494:4940004052","490:4900004958","490:4900005246","490:4900003718","490:4900002588","490:4900004407","490:4900004294"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.7007341271481622,0.6737256266419903,0.6453609245251166,0.6183785821231165,0.47650859176799615,0.44752636854455496,0.44520744239877036,0.43236805113134036,0.4178257459337808,0.41456684918780434,0.4072471492418299,0.3941780758271592,0.38543866742607685,0.36314255222717096,0.3594406611206198,0.3565026605646179,0.34230283769712083,0.337770264198063,0.33573901921695554,0.33562354963102153,0.3299011134062279,0.3241882379847546,0.32399257995630576,0.32285447805542783,0.32167280660546543],"twin_dists":[0.10953074674177805,0.11542508137092589,0.1215483032691386,0.12733720487613018,0.15813460455625777,0.16469189284218766,0.16522310930990786,0.16818400939245035,0.17158094089880263,0.17234897824343662,0.174083661191935,0.17721586784127263,0.17933717037999408,0.18485659644146052,0.18578918095207905,0.18653282421519532,0.1901727459067748,0.19135138640117053,0.19188234906924778,0.19191258469316796,0.19341815671513918,0.19493558755164622,0.19498781873790788,0.19529198538807988,0.19560842983158583],"n_dims_used":45,"mean_confidence":0.9187235514322917},"coverage":{"mean_confidence":0.9187235514322917,"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}}