{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004775","489:4890004774","489:4890004294","489:4890004818","489:4890004343","489:4890004825","489:4890004625","489:4890004249","489:4890004395","489:4890004413","489:4890004346","489:4890004597","489:4890004305","489:4890004761","489:4890004598","489:4890004393","489:4890004507","489:4890004463","489:4890004360","489:4890004854","489:4890004298","489:4890004596","489:4890004460","489:4890004295","489:4890004397"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8895893086653639,0.854727718750221,0.8469843619752843,0.8172754762254585,0.8123506789797921,0.7906976565046878,0.785530564748087,0.7606999680021286,0.7544512184781691,0.7406810909763889,0.7361141918972766,0.7321160354183739,0.7312180562407632,0.7310433394246976,0.7266730118157299,0.7264526505742823,0.7243032582244473,0.7216276102366118,0.7204653940838411,0.7194232939984523,0.7191229947583122,0.7191087801679649,0.7188158951049468,0.7170806270629912,0.7167863715209732],"twin_dists":[0.06282365339926468,0.07276966577134857,0.0748494168905614,0.08250435853321855,0.08373091120299354,0.0890070736480318,0.09024097905618442,0.09605730943642242,0.09749494582305535,0.10063137953835016,0.10166277886634684,0.10256241123851165,0.1027640553668192,0.10280327136643345,0.10378242245310217,0.10383170382902754,0.10431195250122356,0.1049086924187064,0.10516752832277496,0.10539942688378973,0.1054662200836232,0.10546938136582897,0.10553451095069184,0.10592010839159251,0.10598544869180634],"n_dims_used":45,"mean_confidence":0.9206258138020833},"coverage":{"mean_confidence":0.9206258138020833,"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}}