{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000746},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000745","490:4900000636","490:4900000861","490:4900000638","490:4900013048","490:4900000633","494:4940007326","490:4900013117","494:4940008048","490:4900012788","490:4900000637","490:4900012302","490:4900013299","490:4900013083","490:4900012976","494:4940008047","490:4900003045","490:4900012303","477:4770003446","494:4940004319","490:4900013085","490:4900000744","489:4890005050","478:4780002060","494:4940005280"],"twin_admin_codes":[490,490,490,490,490,490,494,490,494,490,490,490,490,490,490,494,490,490,477,494,490,490,489,478,494],"twin_sims":[0.7800844959974406,0.3121815619331083,0.15781720171189373,0.05354355934832536,0.044131594376844135,0.040391400223026154,0.02790420865217961,0.027738778358507975,0.025722488395878162,0.024226534807966785,0.022001504796046303,0.01925594281520391,0.019071232762433197,0.01683043556660655,0.015069310223243983,0.012178678698115262,0.009079037622975891,0.008040698288716184,0.006446348518483824,0.006185165964687449,0.005730424772059518,0.005672586724052223,0.005373822719885598,0.005336474764845051,0.0052565153891292555],"twin_dists":[0.09153213269181547,0.1981741971838811,0.24956982826165633,0.31424579538113545,0.3244564839369952,0.32902815818004233,0.3474708234078593,0.3477593494086776,0.3514006029983898,0.3542649773114938,0.3588225222930275,0.3650344464626089,0.3654795553005315,0.3712032959520932,0.3761921648394462,0.38562307329484824,0.3982633322228057,0.4033743242577897,0.4125121801196453,0.41419991426296626,0.4172980908461027,0.41770793228257,0.4198870799708113,0.42016715050144526,0.4207727727025449],"n_dims_used":45,"mean_confidence":0.9113191392686631},"coverage":{"mean_confidence":0.9113191392686631,"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}}