{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001574","487:4870001197","487:4870001012","487:4870001013","490:4900002302","490:4900003068","487:4870001008","490:4900003056","490:4900004402","490:4900003465","496:4960008014","490:4900001992","490:4900001680","490:4900003987","490:4900001976","490:4900001832","490:4900003726","490:4900002603","490:4900002741","490:4900002886","490:4900003592","490:4900001973","496:4960007777","496:4960007892","487:4870000756"],"twin_admin_codes":[487,487,487,487,490,490,487,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,496,496,487],"twin_sims":[0.5142453691330392,0.44508137985710877,0.43291484835135857,0.3388240509298031,0.3081110134225303,0.29053939676917906,0.28955647177160826,0.27715423368338354,0.27712546571029445,0.2660872200348457,0.2603672079165563,0.2574420273889392,0.25548415528579144,0.25236431837707785,0.25008189418927473,0.2470872293785507,0.24254490001843504,0.23490917064026803,0.2339489703469671,0.2311912731620402,0.22509446985535392,0.22212959918035638,0.2220189250837156,0.22168067281849171,0.22079787729105652],"twin_dists":[0.14978473162370143,0.16525201770932835,0.16805720772360205,0.19107660790612507,0.19928816913534753,0.20419772862274252,0.20447746595497118,0.2080572365083288,0.20806565174570074,0.21133505480222606,0.21306243578069764,0.21395502072258257,0.21455602452812647,0.2155197778297662,0.21622965903066382,0.2171673744811758,0.21860375795229528,0.22105815486342315,0.2213704645477382,0.22227212329878362,0.22429102852488622,0.22528595402929064,0.22532326404081007,0.22543737134990613,0.22573572610643644],"n_dims_used":43,"mean_confidence":0.9128467648528343},"coverage":{"mean_confidence":0.9128467648528343,"n_dims_used":43,"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}}