{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006442","490:4900006081","490:4900005954","490:4900005299","490:4900005420","490:4900005423","490:4900005690","490:4900005956","490:4900005434","490:4900007662","490:4900006310","490:4900005171","490:4900005955","490:4900007293","490:4900006668","490:4900006074","490:4900005300","490:4900007169","490:4900006200","490:4900004744","490:4900007059","490:4900006321","490:4900005291","490:4900005684","490:4900007413"],"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":[0.6226268570412599,0.6098544309367943,0.45543384260672665,0.45516322084996536,0.37982327977850666,0.3758127071878813,0.36428189232579133,0.3534353337517246,0.33304954654908736,0.32122351935873356,0.31789439532229447,0.31358919023699455,0.3068354688142675,0.3030945145861976,0.29501730556698164,0.2942384733682,0.27599931839033826,0.27425049178346145,0.26174131610419527,0.2614487710842551,0.2557871429376099,0.24075351500597317,0.2390935897856064,0.2376807936738439,0.22575067769111112],"twin_dists":[0.12642704461390394,0.12916277157258324,0.1628881671546275,0.162949705044303,0.18071223467316377,0.18170033775722286,0.18457054461106334,0.18731257886442626,0.19258805765841383,0.1957289166691679,0.19662465876011906,0.19779091006089347,0.1996389800063134,0.20067273409899472,0.20293039389699372,0.20314999573308784,0.20839549369127133,0.20890935103768996,0.21264531937815473,0.21273400731497996,0.21446282689673896,0.21917501101606396,0.21970680995743166,0.22016132998646434,0.22407200427361196],"n_dims_used":45,"mean_confidence":0.9029953002929687},"coverage":{"mean_confidence":0.9029953002929687,"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}}