{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009676","490:4900010083","490:4900009579","490:4900011795","490:4900011868","490:4900008602","490:4900008389","490:4900009375","490:4900010788","490:4900009886","490:4900008378","490:4900009064","490:4900009261","490:4900010801","490:4900011035","490:4900010271","490:4900011271","490:4900004793","490:4900008048","490:4900009674","490:4900011409","490:4900010359","490:4900009785","490:4900011731","490:4900009155"],"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":[0.4042070129578651,0.3748717829799862,0.28759671191908653,0.28384882641475623,0.2675213518554123,0.2659750860943807,0.2523736544282598,0.2286744449445224,0.21416872865665454,0.20989744788067313,0.19765693363266226,0.19675566156699884,0.19401280802947232,0.17781651764208942,0.17189313714204005,0.17144726081258657,0.16019170489199308,0.1594211750897214,0.15460503265663156,0.15209878680695368,0.14947029964085592,0.14854948152877914,0.14410869693590742,0.1390783721309363,0.13831013142859158],"twin_dists":[0.17480817716727498,0.1819329012470099,0.2050369039615581,0.20611318327446768,0.2109056024805694,0.2113686940427298,0.2155168825487734,0.22310122981732777,0.22800213431417612,0.22948760981762573,0.23386226040371505,0.2341916559261392,0.2352005881905905,0.2413711710630623,0.24372720428391104,0.2439068857901948,0.2485584630324225,0.24888544934435575,0.250955796032013,0.252051888559149,0.2532157899960614,0.253627095453998,0.25563756049153,0.2579712523460903,0.2583331716957407],"n_dims_used":45,"mean_confidence":0.9137709723578559},"coverage":{"mean_confidence":0.9137709723578559,"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}}