{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870009613","487:4870009888","487:4870009067","487:4870009477","487:4870009479","487:4870008934","466:4660012864","487:4870010283","487:4870008933","487:4870010021","487:4870009199","487:4870008918","487:4870008927","487:4870009618","487:4870010014","487:4870006004","487:4870002542","487:4870010020","487:4870005719","466:4660011992","487:4870007188","487:4870009351","487:4870008043","487:4870001849","487:4870012636"],"twin_admin_codes":[487,487,487,487,487,487,466,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,487],"twin_sims":[0.5288716339366493,0.5151889632270283,0.501817389788433,0.4181806209058409,0.3007236906560545,0.26417557024855903,0.2601511684831577,0.2542940978226047,0.2408457333505242,0.23834250275594784,0.22777544375518075,0.2176262159179767,0.18575909945180527,0.18174035132911795,0.1679311114548627,0.16311275585260887,0.1611637770225168,0.1544522378978107,0.15235544580962604,0.1499074508092607,0.14882085679867965,0.14875930734766027,0.14851897295418032,0.14600238696916534,0.1453902629860543],"twin_dists":[0.1465925198944337,0.14957814774671968,0.1525147896184828,0.17149746134536167,0.2013317139808581,0.21190974675016097,0.21312814114512763,0.21492276039343292,0.21914553645268864,0.21994822871042805,0.2233988441694373,0.22681427810341984,0.2382978918173804,0.2398410306148879,0.24533572087058012,0.24732914661618458,0.24814757608334378,0.2510222456504478,0.2519390338831138,0.2530211795010377,0.2535056842565437,0.2535332066768305,0.2536407549830794,0.2547747064847606,0.25505270721772627],"n_dims_used":43,"mean_confidence":0.8988936668218568},"coverage":{"mean_confidence":0.8988936668218568,"n_dims_used":43,"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}}