{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870013209","487:4870013058","466:4660012164","474:4740005833","500:5000000500","488:4880001570","466:4660011675","470:4700005300","469:4690004500","474:4740006006","469:4690001612","487:4870012102","487:4870013062","496:4960012351","466:4660011828","466:4660011830","487:4870012702","487:4870005419","487:4870006223","487:4870002209","466:4660014301","474:4740005441","487:4870005475","496:4960005395","466:4660007640"],"twin_admin_codes":[487,487,466,474,500,488,466,470,469,474,469,487,487,496,466,466,487,487,487,487,466,474,487,496,466],"twin_sims":[0.05736779312770024,0.049922363427739154,0.028194412563048454,0.02467610465406202,0.024515454352650245,0.01998455236556876,0.018245831634820412,0.014448803314394376,0.01340383363478649,0.012554514477941047,0.01219739223237278,0.011867977194551604,0.011678968252003841,0.010804211321552161,0.010266585231880142,0.010200480479720804,0.009328337680783652,0.009016977988806352,0.008379957249899499,0.008305544105626752,0.008214912077394932,0.0077792312155606155,0.007430212552963884,0.00725958023826351,0.006740756424488278],"twin_dists":[0.31052075882025365,0.31798230407094463,0.34696821644221565,0.3533884525754317,0.3537000733449621,0.36331424768363185,0.36751582299767177,0.37807280519137604,0.3814073191139024,0.38429134202833354,0.38555590803546774,0.3867518092965709,0.38745134494251215,0.39082594471408977,0.39302263667770265,0.39329976801721134,0.39711440817708815,0.3985537191198082,0.4016424938040447,0.4020169050887281,0.4024770016052776,0.40475432459127253,0.40666274964225807,0.4076252364865962,0.41068206869553275],"n_dims_used":45,"mean_confidence":0.9142383999294705},"coverage":{"mean_confidence":0.9142383999294705,"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}}