{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012635},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012349","490:4900012282","490:4900003701","490:4900005088","490:4900012284","490:4900006031","490:4900012493","490:4900002450","490:4900005105","490:4900001153","490:4900005094","490:4900005225","490:4900006156","490:4900006153","490:4900007608","490:4900012564","490:4900005883","466:4660004345","490:4900000771","490:4900003439","466:4660008512","490:4900012565","490:4900006269","490:4900002893","490:4900004952"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,466,490,490,490,490],"twin_sims":[0.5953860887259917,0.4827943486398924,0.4337663734915059,0.38809244685897293,0.3689131184204686,0.3577172645379763,0.34427440133163334,0.3273335108555385,0.3224108745708774,0.314925638367117,0.31225803427877624,0.2969311153766805,0.29473645052536124,0.28821270061603455,0.27883309954245006,0.27666039026647343,0.27430806991278806,0.26430539101868444,0.2596744593331201,0.25579734004523247,0.25301152407415484,0.24783144260212114,0.24079821043324487,0.2191689021425684,0.20756591916880943],"twin_dists":[0.13226110635419241,0.15673052688383446,0.16785986831174968,0.1786906538328407,0.1834124014416424,0.1862250132729337,0.18966266999038142,0.19409834172952073,0.19541070376600192,0.19742790949618136,0.19815334903956025,0.20239221920262299,0.2030095450859719,0.20486081735316908,0.20756705244896187,0.208201770169715,0.20889240094874537,0.2118706373030003,0.21327324702021255,0.21445969152906771,0.21531922871078946,0.21693366263228703,0.21916072467689104,0.22628836654221546,0.2303071506142978],"n_dims_used":45,"mean_confidence":0.9105946858723958},"coverage":{"mean_confidence":0.9105946858723958,"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}}