{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010665},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011562","490:4900009002","490:4900010034","490:4900011168","490:4900011690","490:4900010319","490:4900010994","490:4900011232","490:4900008769","490:4900011436","490:4900009635","490:4900010985","490:4900011438","490:4900011372","490:4900008450","490:4900010492","490:4900010024","490:4900011634","490:4900011633","490:4900011843","490:4900008225","490:4900007888","490:4900011305","490:4900011639","490:4900011966"],"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":[0.09604094646626966,0.09233106870048922,0.08751617172430055,0.0841381726109127,0.06489738349623647,0.062165552231206976,0.06208433901142697,0.059648042534159965,0.05664546922705991,0.055431111330111166,0.05388270827136024,0.05336177950505462,0.045638548353134696,0.04245383297616614,0.04213124652307402,0.04124652182349872,0.040360305544989004,0.039751982382717724,0.037194964508470235,0.03483096083677408,0.03437568620860976,0.03398404680710206,0.03191018159768591,0.03109292562809616,0.03106224479254148],"twin_dists":[0.2811403590646136,0.2834939975641318,0.28666283792518976,0.2889697080604345,0.30374796601780074,0.30612682619480835,0.30619884667101477,0.3083962037559435,0.31120828454318633,0.31238063678410705,0.3139066983452838,0.31442828109881255,0.32270622189723563,0.32646520068588164,0.32685905297294177,0.3279524190361592,0.32906763598064825,0.3298451769755915,0.3332277617564531,0.3365352768013725,0.33719407760172326,0.3377667679651537,0.3408966634753819,0.3421779905591682,0.3422266519696829],"n_dims_used":45,"mean_confidence":0.8872906155056424},"coverage":{"mean_confidence":0.8872906155056424,"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}}