{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006838","490:4900006241","490:4900006962","490:4900007091","490:4900006240","490:4900006361","490:4900007333","490:4900005727","490:4900007093","490:4900005987","487:4870002605","490:4900007210","490:4900006359","490:4900006964","490:4900006967","487:4870002838","490:4900007209","490:4900012815","490:4900006116","490:4900006595","490:4900010259","490:4900006109","487:4870002343","487:4870003365","490:4900005728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,487,490,490,490,490,490,490,487,487,490],"twin_sims":[0.0475653710933426,0.023730334137954827,0.008324948404435263,0.006647036381958612,0.00598864066181449,0.004576661637002439,0.0009767623063496776,0.000850815943783688,0.0003304201493073899,0.00013182372409456904,0.00004731091003170631,0.00003449875831821238,0.000020313298891992706,0.000018719032623070974,0.000014205454249905891,0.000012216260059491045,0.000010499628825283444,0.00000736978217761155,0.000006854172683872018,0.000006424075216775242,0.000004037519779428532,0.0000023636816547575495,0.0000016293473671006673,0.0000010264620381939415,9.643160853748886e-7],"twin_dists":[0.3205375113666462,0.3552489177343754,0.40191898330699977,0.411256712594948,0.41551274813020944,0.4262885649846062,0.4835542061804331,0.48834585143938436,0.5199894712831069,0.5489880746195894,0.5796177639619601,0.5887366002981635,0.6037203987636549,0.6059996953387486,0.6136314461331214,0.6177642879477886,0.6218851194085534,0.6314123700248161,0.633346967696781,0.6350705162828606,0.647287981456444,0.6610927823230258,0.6705179926529746,0.6820424597868766,0.6835852486218024],"n_dims_used":45,"mean_confidence":0.9239625718858507},"coverage":{"mean_confidence":0.9239625718858507,"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}}