{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012309},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012372","490:4900012454","490:4900012734","490:4900012379","490:4900012657","490:4900012451","490:4900012248","490:4900012931","490:4900012315","490:4900012246","490:4900012536","490:4900013086","490:4900012598","490:4900012299","490:4900012298","490:4900012667","490:4900012377","490:4900012247","490:4900012522","490:4900012382","490:4900012599","490:4900012524","490:4900012456","490:4900012250","490:4900012594"],"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":[0.49948147226677425,0.46009459634643324,0.2995562573767459,0.29161526481947475,0.2766718472339098,0.25103356122651566,0.23548883014114552,0.23064200660509768,0.23059046204752875,0.16966187599809998,0.16838108196529208,0.14227491449263266,0.13614258482994215,0.12880762994515185,0.12182671369762818,0.11399032252837019,0.10947105373654867,0.10130500523061645,0.0982797524725126,0.09544867080910353,0.09441001099089191,0.09139796621549358,0.08473720391748986,0.08436371355394118,0.08420083773956492],"twin_dists":[0.1530299322205154,0.16183040353464298,0.2016573206076407,0.20389218519381114,0.20819841526279903,0.21593317041321267,0.22087002241757503,0.22245255572543673,0.22246950248594216,0.24462974380684807,0.24515167692792736,0.25648117221455824,0.25936247439186927,0.26293956646788413,0.266490018656792,0.2706655187205657,0.27317486820589565,0.27792044575298464,0.27975442394682376,0.28151125165243235,0.2821660752469568,0.2840977055646967,0.2885553060101276,0.28881340635281705,0.28892624711047027],"n_dims_used":45,"mean_confidence":0.9117160373263888},"coverage":{"mean_confidence":0.9117160373263888,"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}}