{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001367","470:4700004151","489:4890001879","489:4890003036","477:4770000158","499:4990001956","477:4770000199","489:4890003385","477:4770000082","489:4890002045","489:4890002116","489:4890001873","469:4690004615","496:4960004948","468:4680000994","488:4880000327","500:5000003785","477:4770002201","500:5000003965","466:4660013857","477:4770001597","477:4770000493","469:4690002157","489:4890002857","499:4990001096"],"twin_admin_codes":[477,470,489,489,477,499,477,489,477,489,489,489,469,496,468,488,500,477,500,466,477,477,469,489,499],"twin_sims":[0.29180538727989086,0.22444140870880644,0.22328496534720296,0.21540360957687577,0.2108514670496553,0.20186355055315533,0.20055350993029053,0.18746817248484918,0.18570448094266162,0.1821966585258197,0.18157653870325216,0.1803841911889093,0.17645105236762415,0.1732826406007077,0.17206886694938187,0.17142372905818623,0.1711901203243732,0.16600730804292146,0.16009371579746473,0.15961092567099994,0.1526183353924466,0.14989407569077054,0.14936826243914844,0.14570725017892994,0.14504189621171423],"twin_dists":[0.20383826068666758,0.22450942427834553,0.22489720022702864,0.22757640417609312,0.22915405361548852,0.23233840148659765,0.23281060096427042,0.2376487498256723,0.23831870613250805,0.23966461164367617,0.23990444074045156,0.24036720914360463,0.24190926720615483,0.24316938616581926,0.2436564794888895,0.24391637803089836,0.2440106618195357,0.24612661172562877,0.24859998266006358,0.24880481922231096,0.2518235842049294,0.25302712761808266,0.25326127516565805,0.2549086371306883,0.2552113078716047],"n_dims_used":45,"mean_confidence":0.91230222913954},"coverage":{"mean_confidence":0.91230222913954,"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}}