{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011132","490:4900011422","490:4900011681","490:4900011421","490:4900011876","490:4900008415","466:4660005200","490:4900007969","466:4660004723","490:4900011052","490:4900007503","490:4900008966","490:4900007966","490:4900009694","490:4900008081","490:4900011354","466:4660005305","490:4900008640","490:4900004826","490:4900012152","466:4660005308","466:4660004640","490:4900009789","490:4900012283","490:4900010554"],"twin_admin_codes":[490,490,490,490,490,490,466,490,466,490,490,490,490,490,490,490,466,490,490,490,466,466,490,490,490],"twin_sims":[0.5907870027985287,0.5489702431218799,0.38513220416550065,0.36023761828051143,0.3084583252994888,0.2902499515545199,0.2824016578758843,0.2526285923440731,0.20265280611364703,0.1707511397088682,0.1697177358987079,0.15923847273633723,0.15537652704317298,0.13229789936923547,0.12965514531783678,0.12738660447091252,0.1210008100457213,0.11480462797673527,0.11238895135370675,0.10562243979097347,0.10132107102526136,0.09978859452008385,0.09445163910565967,0.0845617281920366,0.08358119107646333],"twin_dists":[0.13324637927303537,0.14223610995505429,0.17941196712015298,0.1855879989024571,0.19919279340802962,0.20428004514616965,0.20653105536838573,0.21543784796164056,0.23205493363010124,0.2441880828507758,0.2446070450020285,0.24896315050585519,0.2506210094476675,0.2612188318815809,0.2625185290109515,0.26365024336632376,0.2669202276450449,0.270221558746955,0.27154575998665725,0.2753758392693487,0.27791082139900397,0.2788342866566815,0.28213972187800823,0.28867645518136925,0.2893571383028662],"n_dims_used":45,"mean_confidence":0.9150622049967448},"coverage":{"mean_confidence":0.9150622049967448,"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}}