{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950002113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001920","495:4950001460","495:4950001636","495:4950001971","495:4950001865","495:4950001908","495:4950001397","495:4950001864","495:4950001290","495:4950001451","495:4950001229","495:4950002117","495:4950001347","495:4950001337","495:4950001911","495:4950001120","495:4950002110","495:4950001401","495:4950001812","495:4950001916","495:4950002023","495:4950000964","495:4950001394","495:4950001346","495:4950002118"],"twin_admin_codes":[495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495],"twin_sims":[0.5739478881120891,0.4909337599614354,0.4639269916586041,0.46288502534240444,0.4387667643708994,0.43571128203100495,0.42042966291093176,0.3657655487593432,0.3587085234544115,0.30918891412910277,0.29941308982019027,0.29091309375370006,0.2728217384344191,0.260492453180643,0.25605437919209145,0.25121772616709304,0.23394943537218865,0.23096401315350798,0.22970191189357092,0.22581986732426385,0.22382934148389724,0.22298302164105052,0.22066352212533122,0.22027926305706416,0.21692246760527845],"twin_dists":[0.13685797006230208,0.15492083742964846,0.1609634954790552,0.16119894346815042,0.1667041413575387,0.1674097206449539,0.17096910378055719,0.18419872197713272,0.1859742012186507,0.19899236681749885,0.2016973022535374,0.20409152357609833,0.20933065514182583,0.2130243598782874,0.21438068424062454,0.2158758773736182,0.22137031309291688,0.22234674324385273,0.22276203252744273,0.22404893532131623,0.22471449506781893,0.22499866750110667,0.22578120347124828,0.22591137221863322,0.22705502249745468],"n_dims_used":45,"mean_confidence":0.9119849310980903},"coverage":{"mean_confidence":0.9119849310980903,"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}}