{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004485","470:4700007055","470:4700006423","470:4700006144","478:4780001548","490:4900003748","496:4960003125","493:4930006733","496:4960001933","496:4960000769","490:4900002630","490:4900005513","470:4700004339","470:4700004136","470:4700005854","470:4700004666","496:4960011552","470:4700005422","466:4660000452","470:4700006835","470:4700004669","488:4880003161","470:4700006284","470:4700004311","470:4700006813"],"twin_admin_codes":[470,470,470,470,478,490,496,493,496,496,490,490,470,470,470,470,496,470,466,470,470,488,470,470,470],"twin_sims":[0.3410331870757806,0.3381975397185565,0.3372752144217372,0.32500991461590606,0.3225750126507449,0.3067866127276621,0.30085921211816063,0.3000357000511474,0.2908152568809579,0.289527951137662,0.28689876766100025,0.2836084173968261,0.2827900567415163,0.280246011759415,0.2750603595109214,0.26684142043603765,0.26666497157007,0.26200429915021534,0.2612807065004512,0.257762963465062,0.2558547169457204,0.2550776784187629,0.24889929932576568,0.24886956162254456,0.24683684767785277],"twin_dists":[0.1905020551845997,0.19123991726183442,0.19148063187537856,0.19471643090554502,0.19536676606664335,0.19965243351026699,0.20129396381921724,0.20152351054045892,0.20411932105967384,0.20448559128288873,0.20523669152609691,0.20618251252711614,0.20641877789708124,0.20715590988455818,0.20867113899492484,0.21110902982255403,0.21116187383499843,0.21256564648000675,0.2127849859216996,0.2138567795681341,0.21444205097449218,0.21468116503812704,0.2165990992716459,0.2166084037367693,0.21724610567114297],"n_dims_used":45,"mean_confidence":0.916373528374566},"coverage":{"mean_confidence":0.916373528374566,"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}}