{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007103},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005866","490:4900006730","490:4900006371","490:4900006849","490:4900005737","490:4900008042","490:4900006250","490:4900007230","490:4900006970","490:4900007937","490:4900006484","490:4900006003","490:4900007226","490:4900004929","490:4900005873","490:4900007338","490:4900007932","490:4900007587","490:4900005874","490:4900006254","490:4900008155","490:4900007104","490:4900006007","490:4900006006","490:4900009581"],"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":[0.2837449677881068,0.22565464521736714,0.18003519896399825,0.16683791174109136,0.1368515063431406,0.11398309735047946,0.11033353333711877,0.09692804797672029,0.07369877604732923,0.06501236489521575,0.05237341686082155,0.04781195522499158,0.04664162028280554,0.04485215621063578,0.04281228234596337,0.04235807831139681,0.04200679013058803,0.04074156794101793,0.03901721592703508,0.034596388917938085,0.034471602123208045,0.033955312374374394,0.03262456942987679,0.03135682293542591,0.031025666463973242],"twin_dists":[0.20614312972200505,0.22410403084887506,0.24050306785454836,0.24578433794529939,0.2590244877793522,0.27066946880079445,0.2726898735541127,0.28058819259678397,0.29660154598119987,0.30364965084199697,0.3154296048285314,0.3202653012740963,0.3215678666299985,0.3236134290214246,0.3260305064041227,0.3265818457827929,0.32701168333480707,0.3285853471828906,0.33079785537304174,0.33687379015845076,0.33705466833269965,0.33780900708138645,0.33979939576898505,0.3417611239673227,0.3422847209062406],"n_dims_used":45,"mean_confidence":0.926111348470052},"coverage":{"mean_confidence":0.926111348470052,"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}}