{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008283","490:4900000959","494:4940008613","494:4940008612","490:4900000022","490:4900000714","494:4940008538","490:4900000507","490:4900000835","496:4960007434","490:4900000030","490:4900000057","490:4900001889","494:4940008692","490:4900002196","490:4900000046","496:4960007566","496:4960005966","490:4900000826","496:4960007931","490:4900000476","494:4940008539","490:4900000286","490:4900000025","496:4960007932"],"twin_admin_codes":[496,490,494,494,490,490,494,490,490,496,490,490,490,494,490,490,496,496,490,496,490,494,490,490,496],"twin_sims":[0.5593130638383728,0.511843913325102,0.35925391623400355,0.3519190232365163,0.34932715354963023,0.3257914703591321,0.2825533214277251,0.2817804141252223,0.28030890359997485,0.26867479024299623,0.26273140440047943,0.2581419044473503,0.2559387856148015,0.25294492444332395,0.24911053371944156,0.24818155878741077,0.24625280321543871,0.24099538406959473,0.23862740137230876,0.23060813462463675,0.225064394995344,0.22318152814121775,0.21973039355520618,0.20487511371332046,0.19947150748897652],"twin_dists":[0.140005169575052,0.15031091633713875,0.18583635536403778,0.187699341110517,0.18836246258528147,0.1945082604945156,0.20648720171029508,0.20671083739369214,0.20713763832344112,0.21056124013612734,0.21234562434421156,0.21374088198192936,0.21441620854662263,0.21533985080490975,0.21653302779302638,0.21682386831685158,0.21742995505854298,0.21909772109542316,0.21985659672251368,0.22246369183503964,0.22430107685433093,0.22493194968267302,0.2260975671167841,0.2312608216949715,0.23320220934306307],"n_dims_used":45,"mean_confidence":0.9178076850043403},"coverage":{"mean_confidence":0.9178076850043403,"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}}