{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001785},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001840","480:4800001786","480:4800002528","480:4800002255","480:4800001782","480:4800001802","480:4800002261","480:4800001956","480:4800002536","480:4800002258","480:4800002211","480:4800001744","480:4800001397","480:4800001841","480:4800001455","480:4800002307","480:4800002534","490:4900009306","480:4800001859","480:4800001799","480:4800001558","480:4800001335","499:4990000098","480:4800002216","480:4800001914"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,490,480,480,480,480,499,480,480],"twin_sims":[0.8659674652417412,0.7396821581267129,0.5890775853552399,0.49540203206567957,0.45903809643586774,0.4259094634516124,0.34243750813281887,0.33164742929727525,0.3306727034686375,0.32458535676282846,0.3209765849839184,0.31690857217919444,0.31508544382518944,0.31150884130254725,0.28470649880809706,0.28090571558015703,0.2695873961633054,0.26257736090165323,0.2588512018276687,0.24985427425390633,0.2449865458448709,0.24250499522009983,0.24103743601894537,0.23951058955375482,0.2285413538318523],"twin_dists":[0.06967568103782863,0.10085733613303277,0.1336126835551372,0.1539312025358748,0.16206983865487978,0.1696867192585865,0.19013785473092834,0.19295719977031947,0.19321432356535626,0.1948296299997944,0.19579517803593774,0.1968909189055397,0.19738456237609173,0.19835772224810466,0.20586613529983513,0.2069643740334658,0.21028942759556177,0.21239220605970488,0.21352423426177383,0.21630068004589872,0.21782952172362616,0.21861645334560345,0.21908428841552346,0.21957298845887502,0.2231452407658689],"n_dims_used":43,"mean_confidence":0.9215364677961483},"coverage":{"mean_confidence":0.9215364677961483,"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}}