{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002732},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002437","490:4900005241","490:4900005498","490:4900005371","490:4900005110","490:4900001411","494:4940008082","494:4940005414","487:4870002282","490:4900005497","490:4900012358","490:4900004573","490:4900005240","466:4660006586","490:4900004691","494:4940005417","490:4900001691","490:4900012711","487:4870000474","490:4900005360","490:4900012851","494:4940006332","493:4930006866","487:4870002021","490:4900002596"],"twin_admin_codes":[490,490,490,490,490,490,494,494,487,490,490,490,490,466,490,494,490,490,487,490,490,494,493,487,490],"twin_sims":[0.39181124629919056,0.35722646949525205,0.2587316313485453,0.23769625354752852,0.21879898805380396,0.21853163303091938,0.20059989087513178,0.20054126307541909,0.19643004060097333,0.18561505039623982,0.17892148080124787,0.1730019414253105,0.16439567893926824,0.16370220977274563,0.13207374597934388,0.1304784079232634,0.12983670576985248,0.12881994858281115,0.12769987063446245,0.12748069218187494,0.12552399474917691,0.11716830849967973,0.11468159309938532,0.11275166294004907,0.10773012023674751],"twin_dists":[0.17778817085799867,0.18634932815222358,0.21356072961030462,0.22015634677524754,0.2264142455722246,0.22650531343044517,0.23279384691924265,0.23281502530309295,0.23431092022057742,0.23835279610055893,0.24093787764731175,0.2432818146823413,0.24679427124707623,0.24708301526612583,0.2613283063263542,0.26211152566178114,0.26242860209095287,0.26293343171403744,0.26349306047845616,0.2636030036554709,0.2645909151858249,0.26894644167018256,0.2702884817753656,0.2713455421531792,0.2741629242110176],"n_dims_used":45,"mean_confidence":0.9213850233289931},"coverage":{"mean_confidence":0.9213850233289931,"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}}