{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009233","490:4900009134","490:4900009439","490:4900009564","490:4900009240","490:4900009560","490:4900009232","490:4900010067","490:4900009854","490:4900009454","490:4900009137","490:4900007908","490:4900009352","490:4900009441","490:4900010324","490:4900009244","490:4900010158","490:4900008039","490:4900009344","490:4900011653","490:4900009859","490:4900009834","490:4900008691","490:4900010682","490:4900009748"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48838109394048734,0.4534461615902129,0.2786604758922013,0.24552528706104298,0.21976574987530706,0.19133690328412561,0.16530260472915823,0.1588095496262325,0.1263769200508779,0.11421985298145379,0.08913955256309031,0.08023709228454218,0.07826754454927908,0.07761011758169035,0.06720887398741303,0.06511847439227522,0.06040639952857721,0.055965380910697755,0.05476871126144831,0.05214665099618713,0.0490336351592043,0.04803493340414679,0.04502429434033768,0.04497719456922278,0.043397767422262166],"twin_dists":[0.15548739896518465,0.1633404670000074,0.20761737087812246,0.21765936014728776,0.22608556368809538,0.23619449399902762,0.24641797490789114,0.24914582180992126,0.2641588588266717,0.27054013220998496,0.28557932834963423,0.29172766706081293,0.2931611128931253,0.2936460422642779,0.30179824064470634,0.303559047582738,0.30770444086686755,0.3118622590522274,0.3130291035850765,0.31566155476914076,0.31893370607823046,0.32002015845685766,0.32341371117058654,0.3234682934610136,0.32532702462112995],"n_dims_used":45,"mean_confidence":0.8920879787868924},"coverage":{"mean_confidence":0.8920879787868924,"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}}