{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011691},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011626","490:4900009015","490:4900009929","490:4900009635","490:4900010912","490:4900010220","490:4900008884","490:4900010024","490:4900011431","490:4900008774","490:4900011564","490:4900008007","490:4900009840","490:4900008107","490:4900012160","490:4900009721","490:4900011225","490:4900011497","490:4900011693","490:4900011296","490:4900010480","490:4900008325","490:4900011625","490:4900008212","490:4900008324"],"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":[0.44953106254380365,0.3913946744491136,0.3413332423837213,0.292305637781851,0.289990286641023,0.27986373393466507,0.2791566255880809,0.260492453180643,0.2555203548903823,0.2469809477351256,0.23714991578627348,0.21010824829734784,0.20309365318686348,0.20230049138208325,0.20133292999035704,0.18700463086415464,0.1856788282989944,0.18546607469998783,0.17592248896940488,0.17197677300015027,0.16784516145906286,0.16668477046462554,0.162949771537222,0.16285996849138343,0.16093329124214834],"twin_dists":[0.16423349892273095,0.17788906492102885,0.19042417078096815,0.20369647405379016,0.20435393395476914,0.20726702418252274,0.2074727981903313,0.2130243598782874,0.21454488601190447,0.21720078791305075,0.22033257731135086,0.22941381861386162,0.23189692960360117,0.23218137656001517,0.23252940695664986,0.23782440071806385,0.23832848346522936,0.23840960969456482,0.24211835643287588,0.24369353746927014,0.24537091592303859,0.24584735160934956,0.24739731570686474,0.24743489743391497,0.24824483736486236],"n_dims_used":45,"mean_confidence":0.8864290025499132},"coverage":{"mean_confidence":0.8864290025499132,"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}}