{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011444},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010498","490:4900010582","490:4900011308","490:4900010569","490:4900011240","490:4900010651","490:4900011244","490:4900010581","490:4900010497","490:4900011309","490:4900010667","490:4900009542","490:4900010327","490:4900009942","490:4900011171","490:4900010240","490:4900010413","490:4900011443","490:4900010583","490:4900011378","490:4900011509","490:4900011377","490:4900009743","490:4900011508","490:4900007889"],"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":[0.24224101239705473,0.19497569748902185,0.14650298774295836,0.09527884943883366,0.0849168508614486,0.08448097395062133,0.08355343253177423,0.07378965734928859,0.07130693544329052,0.06586148014463317,0.05656701968146942,0.048529330567677505,0.04846000204634437,0.04673478416837127,0.04151334531849255,0.04030548677805969,0.03927791898957834,0.03376378276845234,0.03306368354435996,0.03234297317186254,0.030864155815386707,0.026855114716515836,0.02326585768677304,0.022617416804512267,0.021813041044917318],"twin_dists":[0.21870047144810673,0.23484527772671754,0.25454799540814455,0.28161793060505236,0.2884314840811496,0.28873227562526393,0.28937650070460424,0.29653145337165665,0.29847189919710815,0.3029279766612437,0.3112833897938638,0.3194799885751164,0.3195554579539526,0.3214631811783043,0.3276206068008555,0.32913729646286805,0.33045811196377795,0.33809133312695344,0.3391350778347058,0.3402294403839521,0.3425418256016768,0.3493261095447756,0.35618623698288915,0.35752231458233313,0.35922669377447664],"n_dims_used":45,"mean_confidence":0.8898854573567708},"coverage":{"mean_confidence":0.8898854573567708,"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}}