{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001436","494:4940008513","490:4900000930","496:4960008959","490:4900000577","490:4900000908","494:4940007594","490:4900000787","494:4940008197","490:4900000802","494:4940008027","494:4940007485","494:4940007386","496:4960009272","494:4940008236","490:4900000934","494:4940007295","490:4900004464","490:4900000912","490:4900001052","490:4900000808","490:4900000569","490:4900001045","496:4960008147","494:4940008030"],"twin_admin_codes":[490,494,490,496,490,490,494,490,494,490,494,494,494,496,494,490,494,490,490,490,490,490,490,496,494],"twin_sims":[0.6531193050790316,0.5518023635064007,0.5503542300854856,0.5432083101878497,0.5146230311063112,0.5060030738290767,0.48834086281189915,0.4859492828133529,0.4846265808323554,0.477574026306478,0.47632087958537783,0.47284817020808156,0.47247398136846513,0.4705549108750083,0.46953658169324447,0.46711051826949784,0.46141059066390466,0.46058382961027866,0.45576926964518905,0.4539662227809472,0.4528255997939557,0.4484986459792247,0.44820180406946186,0.4425791211456277,0.4358662642126574],"twin_dists":[0.1198785085269076,0.14162458035406042,0.14193720664804935,0.14348191083852357,0.1497020377205337,0.15159335313964054,0.1554963353379145,0.15602796991874573,0.15632234329139152,0.15789619742690966,0.15817662594058876,0.15895501177264298,0.15903899639330835,0.15947007097156507,0.15969905492330372,0.1602452658788631,0.1615324324625269,0.16171959471366787,0.16281191138419213,0.16322205625001318,0.16348182574040723,0.16446947528447975,0.16453736134488278,0.16582648217503437,0.16737388466847303],"n_dims_used":45,"mean_confidence":0.9173812866210938},"coverage":{"mean_confidence":0.9173812866210938,"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}}