{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001595},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001338","490:4900003193","490:4900001319","490:4900001697","490:4900003353","490:4900002313","490:4900001874","496:4960011459","490:4900004151","490:4900002611","490:4900001998","490:4900004580","490:4900000954","490:4900003614","490:4900003081","490:4900001426","490:4900003215","490:4900002603","490:4900007748","490:4900001846","490:4900004022","490:4900002332","490:4900003880","490:4900004148","490:4900001875"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8613141189235983,0.7045268072875214,0.6779621160096488,0.6096065488491966,0.5940591684693192,0.5741672261557474,0.5568875740251812,0.5321954815458673,0.5237009324866102,0.5219561144811855,0.49901944159829364,0.49719546395906644,0.4890866206091815,0.4848541339076311,0.4838922992875106,0.4598239217444196,0.4557059839852881,0.45384016093659085,0.45376263650756965,0.4360673346992246,0.4218513980779068,0.42147686159400843,0.4190573038726153,0.4091594421053254,0.40771370663058193],"twin_dists":[0.0709680619972841,0.10869631777597151,0.1145053895544452,0.12921585125883397,0.13254534273926893,0.13681087115116727,0.1405277843349143,0.1458698543447612,0.14771868430278004,0.14809926296323764,0.1531319037652239,0.1535347210798222,0.15533071936848764,0.15627168266532776,0.15648586828592492,0.1618917279547843,0.16282629714245897,0.16325075421443877,0.16326840409483648,0.16732739941230124,0.17063571899755528,0.17072349858859012,0.17129136282964955,0.17362915932038006,0.17397268584904016],"n_dims_used":45,"mean_confidence":0.9171389261881511},"coverage":{"mean_confidence":0.9171389261881511,"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}}