{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003720","490:4900003035","490:4900003036","490:4900004128","490:4900003046","490:4900003987","490:4900002139","490:4900004135","490:4900004267","490:4900003310","490:4900001684","490:4900003700","490:4900003444","490:4900004817","490:4900001975","490:4900004420","490:4900001832","490:4900001414","490:4900002749","490:4900002143","490:4900004404","490:4900005235","490:4900003184","490:4900007606","490:4900001976"],"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":[0.8447152582715578,0.7741322567796678,0.7396529981460114,0.6578982777891154,0.645939403942021,0.6405316119667525,0.6034330729981555,0.5988702579784309,0.5895847145518391,0.560512915749515,0.5570909491244911,0.5408355184552146,0.5096762787128467,0.5068821162511179,0.4929401876887001,0.4912497350217542,0.47944650909074715,0.45590460210750794,0.44793936265540624,0.4455742811490328,0.4431905350242286,0.44264256348277203,0.432931987240586,0.42925787964380735,0.4274226702828263],"twin_dists":[0.07545152894684314,0.09293289535007979,0.10086392903554824,0.11884827782147876,0.12142390573840851,0.12258621679625148,0.13053776948404774,0.13151487179250762,0.13350400698913298,0.1397467580548911,0.140483951032523,0.14399561992828397,0.15078640543568794,0.15140010106736568,0.1544761280437046,0.1548507683738753,0.1574776167423845,0.16278115076877486,0.16459739432348122,0.1651390043943062,0.1656859996314739,0.16581190175539146,0.16805323427795707,0.16890649404693392,0.16933381058392266],"n_dims_used":45,"mean_confidence":0.9201972113715278},"coverage":{"mean_confidence":0.9201972113715278,"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}}