{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012254","474:4740000685","478:4780001170","474:4740000866","487:4870004154","474:4740002735","487:4870003437","487:4870003170","478:4780001653","478:4780000169","487:4870012499","487:4870007213","474:4740001176","487:4870003724","487:4870012040","487:4870012230","478:4780000415","470:4700006538","474:4740001385","474:4740001608","478:4780000349","466:4660014511","478:4780000085","487:4870007228","474:4740000314"],"twin_admin_codes":[487,474,478,474,487,474,487,487,478,478,487,487,474,487,487,487,478,470,474,474,478,466,478,487,474],"twin_sims":[0.5650061213330999,0.49613602749725805,0.47545073195457194,0.3534326017009918,0.329754512860731,0.29812248829579346,0.2745000034957741,0.2739404562837776,0.26481469689093456,0.2555474444652126,0.23644279121331097,0.23382326660218059,0.23157917186837146,0.22714743645396585,0.21955095758503934,0.21068903006537848,0.20047908805297465,0.1993717262896297,0.1963149139780899,0.19585966704169513,0.19267895494290577,0.1876218434514963,0.18740851913327788,0.1867489436382361,0.18216680324521523],"twin_dists":[0.13877971244042742,0.15376888549738868,0.158371488440031,0.18731327494644578,0.19345691417091673,0.20205822834581635,0.2088359145007892,0.20900065813177698,0.2117173208913395,0.21453655128013632,0.22056106620370108,0.22141141244742565,0.22214486976684542,0.22360720758571867,0.22615850537566948,0.2292107743745986,0.23283748972628504,0.23323839678069333,0.23435312010043377,0.23452015990964017,0.23569481696892605,0.23759058617649478,0.23767133731341092,0.23792141964040175,0.2396761448394834],"n_dims_used":44,"mean_confidence":0.9151486483487216},"coverage":{"mean_confidence":0.9151486483487216,"n_dims_used":44,"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}}