{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009997","490:4900008634","490:4900009903","490:4900010194","490:4900008862","490:4900009902","490:4900009296","490:4900009704","490:4900010301","490:4900010547","490:4900008525","490:4900010200","490:4900009898","490:4900010373","490:4900009087","490:4900010283","490:4900009906","490:4900009905","490:4900009610","490:4900010378","466:4660004227","490:4900010282","490:4900009193","490:4900007852","490:4900009197"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.503785427179014,0.47940963451659135,0.47934190175231545,0.45372966633036316,0.4524595862062809,0.4059450972753293,0.39764307739582255,0.3698286721620181,0.3624874057610697,0.3582622183586209,0.3456672949227813,0.33831202689770873,0.33273671050007836,0.3283317487372746,0.30998202157520777,0.3048515271788536,0.29438823648294576,0.2938461294203435,0.28855408796044374,0.2854380351595441,0.28410559608765706,0.2807903135483009,0.272741942669158,0.27036363873934255,0.2699159617305758],"twin_dists":[0.1520812879276773,0.15748585472846194,0.1575009871349735,0.1632759107054412,0.16356523403714912,0.17439366613312973,0.17638088312549866,0.18318430919855255,0.18502128849103133,0.18608708295241783,0.18930324052537337,0.19121006233864496,0.1926703458581015,0.19383355000479155,0.19877509663435206,0.20018629658563908,0.20310774142966165,0.20326075235772872,0.20476332526751218,0.20565577397032733,0.20603917501914654,0.2069978597093818,0.20935422488239075,0.2100586774569619,0.21019170632181702],"n_dims_used":45,"mean_confidence":0.9181062486436632},"coverage":{"mean_confidence":0.9181062486436632,"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}}