{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000775","480:4800000481","480:4800000738","480:4800000896","480:4800000939","480:4800000774","480:4800000853","480:4800000483","480:4800000701","480:4800000631","480:4800000854","480:4800000740","480:4800000589","480:4800000700","480:4800000742","480:4800000814","480:4800000629","480:4800000554","480:4800001334","480:4800000517","480:4800000815","480:4800001445","480:4800001615","480:4800001564","480:4800000772"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.383354707207255,0.2912638872800269,0.289923205618135,0.27596247261046236,0.26532442748475144,0.2327562101236328,0.2213407605061835,0.2131137135316805,0.18640208694543858,0.16916620279013897,0.15863763836090194,0.1470412505688675,0.14550060457686703,0.13833753466679266,0.13405409092214854,0.13402345131345036,0.13009915010104597,0.12206673932502231,0.10714320447627618,0.10305316281283475,0.0994618064536521,0.08688951161164774,0.08667978582206406,0.08490633021888276,0.08257729167498087],"twin_dists":[0.17984635131638263,0.20399190156127764,0.20437302856777706,0.2084062994892418,0.21156406065338462,0.22175958848745714,0.2255521559088782,0.22836717038286508,0.2380531814235608,0.24483139733592557,0.24921913685066072,0.2543048664015159,0.25500253080065843,0.25832023619450645,0.2603659183009864,0.26038072655946276,0.26229878104370596,0.2663654077942884,0.27449881442913576,0.2768801185358671,0.2790326422452505,0.2870853699490559,0.287227320935314,0.28843872968963324,0.29006067831235505],"n_dims_used":43,"mean_confidence":0.9244972051576127},"coverage":{"mean_confidence":0.9244972051576127,"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}}