{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008115","466:4660011989","490:4900001089","496:4960007928","488:4880000893","490:4900001442","499:4990001207","487:4870002968","487:4870003571","478:4780003984","480:4800004529","487:4870006628","466:4660011988","481:4810003369","494:4940004585","493:4930000344","496:4960005000","493:4930002538","478:4780003284","474:4740005110","480:4800004250","468:4680002169","466:4660012147","468:4680006433","480:4800004440"],"twin_admin_codes":[494,466,490,496,488,490,499,487,487,478,480,487,466,481,494,493,496,493,478,474,480,468,466,468,480],"twin_sims":[0.08026532676412017,0.02838359026957442,0.00762325578638617,0.00447399618382405,0.0037073983999624718,0.0034511990375762094,0.003283969955832006,0.0030906917510470015,0.003018140190684294,0.002319860470491806,0.0021810588280395064,0.002167904795361585,0.002123927364083218,0.0020838737359988486,0.001651366549375328,0.0014907164489288813,0.0014427982950233544,0.0013975533817144066,0.0013018102827123013,0.001254317026276948,0.0012025683186754003,0.0011039385298284294,0.001009779943824719,0.0008687070121807782,0.0008375314645057467],"twin_dists":[0.2917073241347457,0.34664296775096703,0.4055974928664608,0.4271853332911073,0.43454322301890913,0.43731397693030805,0.4392255405700404,0.4415488223841483,0.44245531107033814,0.4523753509288227,0.4546699658188631,0.4548943275314344,0.4556536166828777,0.45635783475777303,0.4648763661201675,0.4685751429899252,0.4697497832017107,0.47089244470062125,0.473427671072377,0.4747499328450522,0.47624447639145706,0.47926575389454024,0.4823931789743896,0.48762654471623335,0.4888891022388518],"n_dims_used":45,"mean_confidence":0.9016738891601562},"coverage":{"mean_confidence":0.9016738891601562,"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}}