{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001955","480:4800002353","480:4800002433","480:4800001612","480:4800002529","480:4800001618","480:4800001445","480:4800001564","480:4800001377","480:4800002012","480:4800001442","480:4800001972","496:4960009516","480:4800001957","496:4960009611","480:4800001454","480:4800001613","480:4800001451","480:4800001837","496:4960009788","496:4960010379","480:4800002388","480:4800001615","493:4930004384","480:4800002307"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,496,480,496,480,480,480,480,496,496,480,480,493,480],"twin_sims":[0.4826775242459504,0.4361905310573356,0.3616959359370013,0.34606630407298067,0.3339919966073763,0.3251338680104276,0.3234547450676902,0.31101882707117373,0.301351022860682,0.2944460105478767,0.2888589709223997,0.2757525547071245,0.2740114341391408,0.26989211758279147,0.24031317338487534,0.2386380211996303,0.227717121477447,0.2230414122009875,0.22202596165688432,0.21957651304220083,0.2181447025910254,0.21294998054477005,0.21080900116683668,0.20807528048540486,0.20522592917536817],"twin_dists":[0.15675656933912988,0.1672989219974245,0.18522045133043272,0.18920041957051612,0.19234041046850553,0.19468339692226788,0.19513148502665473,0.19849154569893174,0.20115705083652372,0.203091444398325,0.20467631622511873,0.2084678791618657,0.20897974918272758,0.21019879552156273,0.21931585286171096,0.219853182443229,0.22341817858993182,0.2249790383879705,0.2253208915295893,0.22614982444782517,0.22663724422727594,0.22842393160339794,0.22916887925264762,0.23012757506631507,0.23113600266604797],"n_dims_used":43,"mean_confidence":0.9204683525617733},"coverage":{"mean_confidence":0.9204683525617733,"n_dims_used":43,"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}}