{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002001},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000200","499:4990003557","481:4810004537","500:5000008224","466:4660013063","481:4810003443","496:4960001475","493:4930002755","493:4930000741","488:4880004418","470:4700007192","466:4660003930","470:4700006094","493:4930005489","496:4960006072","470:4700004614","470:4700000924","466:4660012819","487:4870012420","488:4880003279","496:4960001547","481:4810004535","488:4880001554","470:4700005867","470:4700000686"],"twin_admin_codes":[499,499,481,500,466,481,496,493,493,488,470,466,470,493,496,470,470,466,487,488,496,481,488,470,470],"twin_sims":[0.21110259556616026,0.15827304942845236,0.10531615114759964,0.10233732972859905,0.07792496225794866,0.07177127879159577,0.07159730077471495,0.06422539723715426,0.05603677052936866,0.05528506877279857,0.05173398046201172,0.051477695821674614,0.04986457794057717,0.0494691365867658,0.046805531220218556,0.04679469892142836,0.04617642732158506,0.04158598695883226,0.041128621002810936,0.039898739058816614,0.03948478395394614,0.0382401812163673,0.03822163909609701,0.037883715850703596,0.03401140835506206],"twin_dists":[0.22906642133731225,0.24937481492975008,0.2755536618112108,0.27730443165347235,0.2934133970093251,0.2981048632564817,0.298242156522758,0.3043254143549678,0.3117933031191548,0.31252305422620336,0.3160858180078078,0.31635072008921905,0.3180437337016986,0.31846571240470467,0.32138380143804224,0.3213959490025233,0.3220932239273911,0.32753058361709597,0.3280996131158726,0.3296566817718088,0.3301898834818347,0.33182199279332414,0.3318466458717395,0.33229772309112415,0.33772657524383654],"n_dims_used":45,"mean_confidence":0.9209640502929688},"coverage":{"mean_confidence":0.9209640502929688,"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}}