{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001183},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001191","490:4900000578","490:4900000394","490:4900001031","487:4870005855","494:4940008331","487:4870005274","490:4900000590","494:4940008439","487:4870004844","490:4900000239","490:4900000606","490:4900000906","487:4870006577","496:4960008861","490:4900000622","490:4900000228","490:4900000580","490:4900000926","490:4900002205","496:4960009167","496:4960007286","487:4870004833","490:4900000899","490:4900001440"],"twin_admin_codes":[490,490,490,490,487,494,487,490,494,487,490,490,490,487,496,490,490,490,490,490,496,496,487,490,490],"twin_sims":[0.45039000445684796,0.43497045911359955,0.3482865816101475,0.3465237805280158,0.33753092308378657,0.30961548805935085,0.30553193582679894,0.2930639488237466,0.2898923439547887,0.2886291709311535,0.28256954694918807,0.2810839204410512,0.28072365567389473,0.27780475738566646,0.2774115337080539,0.26326671882280506,0.26069936194743837,0.260449164137056,0.26011859275916266,0.25905437533867676,0.2529532205050367,0.2509653482779696,0.24531181028516189,0.2440364317947974,0.2437889800406442],"twin_dists":[0.1640373278789261,0.16758108870012992,0.1886294145370878,0.189082609242148,0.19141385978051823,0.19887546807551132,0.19999835863035925,0.20348181928851505,0.2043818142247816,0.20474189261278655,0.20648251092814832,0.20691268152745076,0.20701720531976708,0.20786708674161555,0.2079819945310283,0.21218388163890245,0.2129614825838423,0.21303751891029263,0.21313805157028132,0.2134622459113234,0.21533728180104378,0.21595439801987376,0.21772675805102068,0.21813020434906763,0.21820863935998952],"n_dims_used":45,"mean_confidence":0.9087655809190538},"coverage":{"mean_confidence":0.9087655809190538,"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}}