{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001654","477:4770001712","485:4850008083","499:4990000745","477:4770002016","477:4770001775","477:4770001650","477:4770001258","485:4850007130","477:4770001260","500:5000001497","485:4850007758","477:4770001769","499:4990000664","500:5000000779","500:5000004000","485:4850006900","477:4770000764","477:4770001771","477:4770000456","485:4850007958","477:4770002079","500:5000002657","500:5000003796","500:5000002515"],"twin_admin_codes":[477,477,485,499,477,477,477,477,485,477,500,485,477,499,500,500,485,477,477,477,485,477,500,500,500],"twin_sims":[0.4620585052584991,0.4363304092857405,0.43031927419803767,0.4291391766450038,0.41347606441735035,0.399093844834724,0.354721463766531,0.3478952314614331,0.3475987735103979,0.3460005411132487,0.3439706210134648,0.3395715842653347,0.33956850940311506,0.3294818817541596,0.31465772707720574,0.3138695356446505,0.31075911229789716,0.30731118853867717,0.29205458301554577,0.28526223597170763,0.27566669617357076,0.27447396611144764,0.26360309576795976,0.26213244503027544,0.26015007681435387],"twin_dists":[0.16138584037466938,0.167266592364162,0.1686596964352695,0.16893411058983743,0.17260662871830065,0.1760322738761929,0.18698520323024118,0.18872992134034589,0.18880609749220834,0.1892173617569566,0.1897411614766976,0.19088196475944147,0.19088276492189946,0.19352901607993805,0.19750060825314597,0.1977146910414633,0.19856252298724192,0.1995080455529653,0.20376761279889094,0.20570629733167986,0.20849307413170326,0.20884357593602756,0.2120823521550783,0.21252684178244785,0.2131284732479656],"n_dims_used":45,"mean_confidence":0.9215696546766493},"coverage":{"mean_confidence":0.9215696546766493,"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}}