{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008780","490:4900011146","490:4900008779","490:4900007882","491:4910005568","491:4910005414","490:4900008214","490:4900010663","490:4900010566","490:4900011217","490:4900010021","490:4900008897","490:4900010832","490:4900008658","490:4900009936","490:4900008104","490:4900010309","490:4900008660","490:4900007893","490:4900010506","490:4900009619","490:4900007782","490:4900010989","490:4900008890","490:4900011069"],"twin_admin_codes":[490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.19224784899790434,0.08024784963737354,0.08012874857383381,0.06363228327844124,0.052835652146268966,0.049139368649619194,0.04870531812454236,0.04256857494944864,0.040670922297085,0.03194531210163934,0.03066961270821753,0.03063144681509343,0.03045559855884643,0.023361309401498328,0.021075778542788533,0.020169304064238627,0.018933234569429472,0.017961841191367674,0.017664752822672845,0.015175659400458182,0.013960137550637774,0.013843435533137919,0.011882202741283768,0.011346601192143587,0.009884989396002254],"twin_dists":[0.23585506255840588,0.29171991571766603,0.29180578195237405,0.30483920648768004,0.3149593732573366,0.3188197662633754,0.31928881609598064,0.3263257172111907,0.3286744240819955,0.3408422162469225,0.3428530478339364,0.34291430238825693,0.34319737836618963,0.3559922984460831,0.36083755182717875,0.3628867683985901,0.3658145641357959,0.3682350879428715,0.3689982629182035,0.3758767131643324,0.3796046790699848,0.37997751109811123,0.3866995604406778,0.38870620575920034,0.3946448625200458],"n_dims_used":45,"mean_confidence":0.8877903408474392},"coverage":{"mean_confidence":0.8877903408474392,"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}}