{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002320","477:4770002522","477:4770002456","477:4770002716","477:4770002520","477:4770003192","477:4770002395","477:4770002888","477:4770002600","477:4770002526","477:4770001866","477:4770003488","477:4770003280","477:4770003276","477:4770001989","477:4770002457","477:4770001865","477:4770001930","477:4770002323","477:4770002461","477:4770002005","477:4770002731","477:4770002132","477:4770003423","477:4770003107"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9084441863616378,0.8510689721438609,0.8441808578114766,0.8040521595903155,0.8023228728672245,0.7750963965222721,0.7741031705403862,0.7729308222522937,0.7653664249833999,0.7542236204387798,0.7498093307069579,0.7490905939398964,0.7445678928296408,0.7444506127348998,0.7356427493091446,0.7329260214790274,0.7306718215259109,0.7285931945360871,0.7253733333952416,0.7248423706500696,0.7214326986056722,0.7150835022008866,0.7057650123595276,0.7010503782504838,0.6999102308071192],"twin_dists":[0.0569146184396657,0.07375729937920902,0.0755928695565542,0.08577443224751126,0.08619678191401353,0.09270671151471366,0.09293971469814684,0.09321437253018842,0.09497734183910873,0.09754713161061411,0.09855690953232812,0.09872090305583972,0.09975024154760519,0.09977687515359626,0.10176901728175557,0.10238039820188484,0.10288664172868581,0.10335263429951481,0.10407295979234932,0.10419157048393626,0.10495211639788575,0.10636331304609727,0.1084234878875263,0.10946123946700041,0.10971176719935828],"n_dims_used":45,"mean_confidence":0.9239376491970486},"coverage":{"mean_confidence":0.9239376491970486,"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}}