{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001945","480:4800001708","480:4800001824","480:4800001342","480:4800001882","480:4800001551","480:4800001546","480:4800001659","480:4800001709","480:4800001886","480:4800001655","480:4800001766","480:4800001940","480:4800001544","480:4800001767","480:4800001658","480:4800001598","480:4800001490","480:4800001656","480:4800001891","480:4800001826","480:4800001652","480:4800001497","480:4800001277","480:4800001341"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8729427170229743,0.6205480611468412,0.5441484412651065,0.5264334119010194,0.5248614234156769,0.5119441654756177,0.5092938670337909,0.5062640043635993,0.5027556122283258,0.4676969660495004,0.46623850636291925,0.4549325463888252,0.4380667729177766,0.4047158944679591,0.3991268116502402,0.38814130644826406,0.38056026895188394,0.37472439849389755,0.36103797709084345,0.3610284883940187,0.3268122881463585,0.31674640796596976,0.3060099937236861,0.2653085183530111,0.2646641373578802],"twin_dists":[0.06770568698822221,0.12687244786199633,0.1432784855346064,0.14712325329987466,0.1474657184255272,0.1502889376094129,0.15087034454250545,0.1515359798805597,0.15230806862071225,0.16011314277165506,0.1604418301869179,0.16300216967617467,0.16686561316081439,0.1746867330667383,0.1760243589077368,0.17867877024500659,0.18053121063868546,0.18196935542806947,0.18538618658759404,0.1853885778482085,0.19423677799646213,0.1969347624671713,0.19986645740291734,0.21156884126161174,0.21176262467783],"n_dims_used":43,"mean_confidence":0.9201271589412245},"coverage":{"mean_confidence":0.9201271589412245,"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}}