{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002182","480:4800002319","475:4750004144","475:4750004143","488:4880005338","475:4750008768","475:4750007458","475:4750007456","475:4750009231","475:4750008825","475:4750005575","488:4880003994","475:4750004469","475:4750008539","475:4750007452","475:4750008484","475:4750005579","488:4880005337","475:4750009274","475:4750008893","475:4750003754","475:4750008655","480:4800002280","475:4750004455","475:4750007519"],"twin_admin_codes":[480,480,475,475,488,475,475,475,475,475,475,488,475,475,475,475,475,488,475,475,475,475,480,475,475],"twin_sims":[0.02767842632947576,0.02740562415302459,0.006453054903360988,0.0019429679254640718,0.00021694858097810618,0.00014048638704425458,0.00008363859281446826,0.00006870163611922453,0.00005897895605944693,0.00005695650158038374,0.000052376280127870723,0.00005179279446217556,0.00004809337643982674,0.00004593410370123255,0.0000454936276291988,0.0000454571091648693,0.000042131400328793844,0.00003994533320683156,0.000038500934462570915,0.0000375448954394727,0.00003515667890733494,0.000034348255616752886,0.00003430916407736868,0.00003334744130438355,0.000031196775067586484],"twin_dists":[0.3478649777241071,0.3483449244148742,0.4124696612038422,0.45893823919349724,0.5334617350905181,0.5470291193005609,0.5627929401546632,0.568658599216409,0.5731668763997341,0.57419279909206,0.5766502334296567,0.5769778288328555,0.5791402099476152,0.5804765662261337,0.5807564875814697,0.5807798104092601,0.5829821761483625,0.5845217321661591,0.5855835417705553,0.5863073834556994,0.5881951136049169,0.5888618481648614,0.5888944654330639,0.5897082495260663,0.5916120284556763],"n_dims_used":42,"mean_confidence":0.8881352742513021},"coverage":{"mean_confidence":0.8881352742513021,"n_dims_used":42,"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}}