{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012107","490:4900012171","490:4900010572","490:4900010904","490:4900012173","490:4900010652","490:4900010326","490:4900010401","490:4900008547","490:4900010412","490:4900009417","490:4900009726","490:4900010653","490:4900011242","490:4900009825","490:4900010737","490:4900010488","490:4900006555","490:4900008442","490:4900008220","490:4900007890","490:4900009520","490:4900007041","490:4900009824","490:4900012106"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10768939428602217,0.09258180216869849,0.0674214133554447,0.06158732554149053,0.04549330078829227,0.03545243953853687,0.035123248478551396,0.031792815682395,0.028698212488603464,0.026784194779468178,0.017357505943732376,0.015773598725559407,0.012878063101810668,0.012641462947438377,0.012372107281471891,0.011276037509284532,0.008466117791999368,0.0072365289071107475,0.005501329244039789,0.005157951521358237,0.005050268549314032,0.004677015819099632,0.003944628284869665,0.003875390220633003,0.0036005675627474283],"twin_dists":[0.27418618565842834,0.2833325977993749,0.30162172427732464,0.30664129317872935,0.3228727921038614,0.33564770197321053,0.3361161777030832,0.3410789361061847,0.34610614883567686,0.3494537689182584,0.36979945492490224,0.3741385180767873,0.38317287765102326,0.3839882874701828,0.38493320281957305,0.3889768161410838,0.40121267644256325,0.40775681696490274,0.41894399647183667,0.4215308834574608,0.42237427096319485,0.42542945257258685,0.4321289579747056,0.43281962048013284,0.4356766922107802],"n_dims_used":44,"mean_confidence":0.8879939859563654},"coverage":{"mean_confidence":0.8879939859563654,"n_dims_used":44,"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}}