{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003821","481:4810001646","480:4800003936","479:4790003307","480:4800004162","479:4790003990","493:4930000237","493:4930001482","470:4700002028","481:4810003440","481:4810002613","480:4800005617","479:4790003810","470:4700007525","470:4700007526","470:4700004583","493:4930000201","493:4930000031","466:4660010602","481:4810001652","470:4700000381","481:4810003303","488:4880000548","481:4810005203","470:4700000224"],"twin_admin_codes":[479,481,480,479,480,479,493,493,470,481,481,480,479,470,470,470,493,493,466,481,470,481,488,481,470],"twin_sims":[0.40310037238431834,0.28814482164396255,0.2788516672604539,0.27871984168780967,0.27069048996544226,0.2620649493716746,0.24658601171097336,0.2459772435581525,0.2250092764705272,0.22493300754682594,0.22080197358051243,0.22045325676908412,0.21793921995912616,0.21778935959002027,0.21339828695945495,0.2122709410810843,0.20298459564081434,0.19875167631740615,0.19672765681830867,0.19581494430291355,0.1947899740200955,0.19169548290284155,0.19096022560490677,0.19069582379916422,0.1883614897777381],"twin_dists":[0.17507251276011368,0.20488021019809385,0.207561641235321,0.20760006407840564,0.20996163833856052,0.2125472791051385,0.21732503117923477,0.21751679492649786,0.22431949485475947,0.22434498526401417,0.22573433985999994,0.22585241258855712,0.22670737107191946,0.22675854323841937,0.22826858763463254,0.22865964964367005,0.23193599498911177,0.2334635496095201,0.2342019077732329,0.23453658414921202,0.2349137154910603,0.23606074789859977,0.23633517893202602,0.23643404581025879,0.2373111001863303],"n_dims_used":43,"mean_confidence":0.9201211263967115},"coverage":{"mean_confidence":0.9201211263967115,"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}}