{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003751","490:4900002482","490:4900001002","490:4900001199","490:4900004186","496:4960008869","490:4900000946","490:4900003353","490:4900003354","496:4960008585","490:4900000277","490:4900000196","496:4960012066","490:4900002159","490:4900002028","490:4900000777","490:4900002033","496:4960008363","490:4900000804","490:4900000522","496:4960008866","490:4900006059","496:4960008867","490:4900001059","496:4960007791"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,496,490,490,496,490,490,490,490,496,490,490,496,490,496,490,496],"twin_sims":[0.5102955701119394,0.47014354522622215,0.4086163192478981,0.38361391759335406,0.37748469629890674,0.36545103771346005,0.338825959148132,0.3280666699980115,0.31214326384439,0.29183638814970747,0.287033288822042,0.28190876853311037,0.2719754199203518,0.2719353275860331,0.27002772943810105,0.26381477679109694,0.260084728672796,0.250827205268408,0.2499511102292421,0.248868407365591,0.24860260373054674,0.24594579084200333,0.24570112401415856,0.2449894135406363,0.23781429618054373],"twin_dists":[0.15065050583867493,0.15956255148010082,0.17375814979636772,0.17978294574263387,0.18128778170737542,0.18427747879063805,0.19107611074937086,0.19390382121222619,0.19818463923068652,0.2038294698773922,0.20519816200751237,0.20667367321168553,0.20958085366906312,0.2095927181158775,0.21015848137333892,0.2120185014578943,0.2131483547776942,0.21599739887682487,0.21627046063820402,0.21660876490018538,0.21669196262391,0.217526710914457,0.2176038740526505,0.21782861532308395,0.2201183048277475],"n_dims_used":45,"mean_confidence":0.9150468614366319},"coverage":{"mean_confidence":0.9150468614366319,"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}}