{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960009382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001092","496:4960008387","490:4900000358","490:4900000037","490:4900000247","478:4780008114","490:4900000294","490:4900001063","496:4960009081","490:4900000191","490:4900000045","490:4900000233","490:4900000492","490:4900000196","496:4960009182","496:4960008863","496:4960011915","496:4960005839","490:4900000199","490:4900000277","490:4900000189","490:4900000518","490:4900000432","490:4900004186","496:4960006631"],"twin_admin_codes":[490,496,490,490,490,478,490,490,496,490,490,490,490,490,496,496,496,496,490,490,490,490,490,490,496],"twin_sims":[0.5637935070311918,0.5082915763615943,0.4305881055159006,0.4171696892719823,0.41126957897350813,0.41004399552069154,0.34856999967890606,0.336733922116134,0.3220787231550435,0.3187424254000091,0.3139280129207386,0.29743985745055,0.2960215791144441,0.29521906748328525,0.2908317320275289,0.28335046997764024,0.2823025996124438,0.2822899119399243,0.2812213981331062,0.2721014113745781,0.26452090758725433,0.26146208117505515,0.2614513695303148,0.2596949058011012,0.25952937295035244],"twin_dists":[0.13904059778746133,0.1510904243028279,0.16859722661525106,0.17173534918782887,0.17312871943620148,0.17341924111593038,0.18855666400386392,0.1916220674421017,0.19549965474642148,0.19639598724027654,0.19769879738857235,0.2022495017139865,0.20264773051663856,0.20287356036445767,0.20411463973938543,0.20625693894764782,0.20655970584520453,0.20656337592131113,0.20687281646325278,0.20954357627267292,0.21180573784363482,0.21272997087731282,0.21273321929628924,0.21326701986608665,0.21331744323600244],"n_dims_used":45,"mean_confidence":0.9176649305555555},"coverage":{"mean_confidence":0.9176649305555555,"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}}