{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011812},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012082","490:4900010464","490:4900012146","490:4900012153","490:4900010548","490:4900011811","490:4900012219","490:4900011744","490:4900010895","490:4900011279","490:4900009177","490:4900011550","490:4900011680","490:4900011054","490:4900007961","490:4900010639","490:4900011210","490:4900010806","490:4900012078","466:4660004810","490:4900012214","490:4900010007","490:4900011130","490:4900008178","490:4900008960"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490],"twin_sims":[0.674228526435994,0.56909070761662,0.5189304840025368,0.4589009976620875,0.4226968920468173,0.3991162558026508,0.38158179006049747,0.34959477908626946,0.34408516265427347,0.3163342864851441,0.294596985381879,0.29023575288362924,0.28861737816987654,0.28786901508508855,0.286011149668217,0.2831505657653021,0.27812509390678447,0.2543211978148981,0.24859005807533022,0.24717663301518944,0.24676849432562414,0.23895050291417236,0.2389412412488758,0.23696944314084076,0.23425792477660806],"twin_dists":[0.11531599031764049,0.13790144270049914,0.14875991214255904,0.16210092384646088,0.17043768215029823,0.17602689321778708,0.18028057741385858,0.18829387250511292,0.18971156160939787,0.19704624289902115,0.20304886601562805,0.2042840844229509,0.2047452586705642,0.20495903553706382,0.20549119493144494,0.2063146460975352,0.20777355130259378,0.21491439698167028,0.21669589087813457,0.21713927440246614,0.2172676079339623,0.2197527636694905,0.2197557387584536,0.22039085002780853,0.22126988414541301],"n_dims_used":45,"mean_confidence":0.9161861843532986},"coverage":{"mean_confidence":0.9161861843532986,"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}}