{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870006473","485:4850008660","470:4700008214","496:4960004050","472:4720000338","466:4660004456","470:4700005264","468:4680002104","490:4900009616","487:4870005767","487:4870005283","485:4850004862","478:4780006812","496:4960001349","467:4670001070","496:4960011446","493:4930001072","489:4890001625","500:5000001778","496:4960005609","470:4700008891","500:5000008700","478:4780000672","489:4890001494","496:4960004710"],"twin_admin_codes":[487,485,470,496,472,466,470,468,490,487,487,485,478,496,467,496,493,489,500,496,470,500,478,489,496],"twin_sims":[0.009529018902242217,0.0033744331917952486,0.002924834641426432,0.002675771145495386,0.0011184403682884254,0.0010790453768456398,0.0008349852742891911,0.0005167418573526994,0.0004896454525383426,0.00044610595760336187,0.00043996435158028956,0.00039722991419982985,0.0003539060320914173,0.000287558954849844,0.00024884268692524616,0.0002471395429175125,0.00024667537178949846,0.00023979405257995684,0.00023819134453331028,0.00021301992944376528,0.00020062313097798842,0.00020029674968655804,0.00018488708815641943,0.00014547668303753386,0.00014287296070191258],"twin_dists":[0.3962093019193152,0.43818073446056327,0.4436508430591605,0.4470217843838596,0.47880621669676404,0.48006777585376953,0.48899413901602096,0.5052757578687027,0.5070706156773899,0.5101589570842615,0.5106170967919201,0.5139813089460475,0.5177572839980685,0.524476940853645,0.5291071196215328,0.5293260122915148,0.5293859146506241,0.5302866166586389,0.5304998824095168,0.5340392435455451,0.5359296292096831,0.5359808701296987,0.5384943082290816,0.5459517724148233,0.5465094570814476],"n_dims_used":45,"mean_confidence":0.9299423217773437},"coverage":{"mean_confidence":0.9299423217773437,"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}}