{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000428","500:5000000429","500:5000000649","500:5000000326","500:5000000373","500:5000000228","500:5000000095","500:5000000090","500:5000000120","500:5000000146","500:5000000588","500:5000000321","500:5000000427","500:5000000644","500:5000000188","500:5000000113","500:5000000119","500:5000000116","500:5000000641","500:5000000647","500:5000000114","500:5000000073","500:5000000275","500:5000000317","500:5000000431"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9856195626249857,0.9577233273291148,0.9484774034284112,0.9434696508728423,0.9405707556041698,0.918365662988702,0.8908576628584428,0.8892561780917217,0.8891248704911989,0.8793890053633946,0.8786812257171158,0.8744252387350239,0.8695528157188241,0.8578431016487041,0.8574520836605243,0.8460486407694738,0.8269283783548833,0.8212298845318299,0.8163956892508202,0.8138075684330839,0.812613517935444,0.8080754685708127,0.8071592456079552,0.8055788731500149,0.8011305450130485],"twin_dists":[0.02210526188849503,0.03817353201395354,0.042243087371027076,0.04430646053006029,0.04546289816376678,0.05359888526236386,0.06243995113843012,0.06292413431904129,0.0629637064049788,0.06584724234759635,0.06605317413518472,0.06728162285616832,0.06866816871436443,0.07192140511693454,0.0720282502956493,0.07509810183409016,0.08006784617351083,0.08151157140167778,0.0827242636467918,0.08336917254297746,0.08366571730974548,0.0847872185780313,0.08501260929073297,0.08540058114154343,0.08648731444221486],"n_dims_used":44,"mean_confidence":0.9164287393743341},"coverage":{"mean_confidence":0.9164287393743341,"n_dims_used":44,"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}}