{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007912","490:4900008571","490:4900008353","490:4900007795","490:4900008693","490:4900008352","490:4900008806","490:4900008570","490:4900008917","490:4900008470","490:4900008247","490:4900008569","490:4900008465","490:4900008025","490:4900008580","490:4900008576","490:4900008802","490:4900007914","490:4900007796","490:4900008696","490:4900009028","490:4900008017","490:4900008024","490:4900007913","490:4900007928"],"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":[0.4555152742885744,0.4347070523732573,0.4050917299861432,0.29750286262142556,0.22965372209793486,0.2100629164685279,0.19888156259436887,0.19287344253521135,0.19074948793498006,0.18963954785463333,0.18235355959135613,0.1769204329858148,0.1556419138813787,0.15259561861546841,0.1507624492347021,0.15036009292752722,0.11023237941431303,0.095972882076571,0.08658023735431492,0.0823896737665897,0.06536238708086838,0.04878633141210023,0.042824273497092065,0.04095772449242715,0.03729400222410841],"twin_dists":[0.1628696526489839,0.1676420483346974,0.17459708411633384,0.20223183685256726,0.22277791898508373,0.22942968288396556,0.23341634514076162,0.2356226060755818,0.236413971622929,0.2368299735990567,0.23960402216247875,0.24172396292363882,0.25050612715120446,0.25183355466089,0.25264175699029834,0.2528201127291255,0.2727466029122581,0.28118289040888667,0.28729479504948163,0.29019291968032446,0.30335123527191094,0.3192010063658651,0.32601601765853744,0.32831360301208823,0.3330931344456509],"n_dims_used":45,"mean_confidence":0.8883463541666666},"coverage":{"mean_confidence":0.8883463541666666,"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}}