{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004978","490:4900005660","490:4900005401","490:4900005784","490:4900007518","490:4900005668","490:4900005528","490:4900005397","490:4900005141","490:4900005788","490:4900007387","490:4900005793","490:4900005656","490:4900007751","490:4900006175","490:4900007626","490:4900001746","490:4900005130","490:4900005530","490:4900003080","490:4900005251","490:4900006889","490:4900005386","493:4930006232","490:4900008537"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493,490],"twin_sims":[0.6876179989011967,0.6545436843800368,0.6527168735026606,0.6153143509994765,0.5511745432121147,0.5085411917875055,0.506255534654713,0.5015394215267817,0.49675159292636356,0.4700480269198956,0.4481715145222913,0.44372521969499384,0.43901192979211096,0.42568917233696507,0.42012469812701236,0.39922566230783296,0.3960205385585537,0.3953170775832775,0.3872596524042899,0.3847203118335884,0.38224789245139523,0.36231904263126835,0.36098240398518455,0.36093895608149773,0.35180090257633406],"twin_dists":[0.11240287303385664,0.11957159031705807,0.1199652012645197,0.12799353134864555,0.14176009938678288,0.15103560399899624,0.15153784207201057,0.1525760554492172,0.15363281135549384,0.1595840291789532,0.1645442893448423,0.1655632081464871,0.16664761133835515,0.16973813854814904,0.17104067741352677,0.17600062774145278,0.1767714584731417,0.17694102323804647,0.178893314127119,0.17951253997677974,0.1801173210929486,0.18506363632860742,0.18540019210390882,0.18541114259556143,0.1877295063005002],"n_dims_used":45,"mean_confidence":0.9177053663465712},"coverage":{"mean_confidence":0.9177053663465712,"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}}