{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006983","490:4900005876","490:4900007832","490:4900009470","490:4900008061","490:4900007831","490:4900006737","490:4900009574","490:4900007713","490:4900007817","490:4900006728","490:4900006373","490:4900008511","490:4900008157","490:4900008938","490:4900011481","490:4900008062","490:4900007825","490:4900006739","490:4900009053","490:4900006008","490:4900006854","490:4900006855","490:4900005877","490:4900007233"],"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":[0.4668301228148741,0.4258450100414934,0.40265607936288605,0.346180167352371,0.3407098796066751,0.31899436911440426,0.3165368895217564,0.31517578333166846,0.3019713603742998,0.29544589239927643,0.25305883051688294,0.2509522954141404,0.24723756391037688,0.23495719186258726,0.2327798837847204,0.23099513145157272,0.22774038320863016,0.22723356485810378,0.22547343391926178,0.22267462561627177,0.22115676131955783,0.22061162521441732,0.21710505368093344,0.215831315329571,0.2157171092056464],"twin_dists":[0.16030845736449906,0.1697017625220681,0.17517872968972506,0.18917108956143436,0.1905860161395105,0.1963281165600011,0.1969914277512338,0.1973600633633523,0.20098454354827844,0.20280969429720425,0.21530458271048009,0.21595846044055933,0.21712012721091362,0.22104255771067868,0.2217518525148357,0.22233652281391747,0.2234104666995631,0.2235786089112464,0.22416448900223884,0.22510239767844362,0.22561433951852577,0.22579877481789165,0.22699251145034646,0.2274293348451101,0.2274685861047405],"n_dims_used":45,"mean_confidence":0.9240136040581597},"coverage":{"mean_confidence":0.9240136040581597,"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}}