{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002959","485:4850003790","466:4660002028","490:4900001754","490:4900003097","466:4660003306","481:4810005194","490:4900002812","466:4660000358","488:4880005856","466:4660008373","473:4730003995","490:4900008431","496:4960011384","490:4900001228","466:4660008374","466:4660003772","470:4700005773","493:4930003249","470:4700008771","485:4850003862","479:4790006505","490:4900002814","470:4700002293","469:4690004767"],"twin_admin_codes":[490,485,466,490,490,466,481,490,466,488,466,473,490,496,490,466,466,470,493,470,485,479,490,470,469],"twin_sims":[0.2585137802554923,0.055110252486754586,0.042525227476812325,0.042209248079558205,0.03372569159832296,0.02170670736269365,0.017844611510722797,0.01782973604974252,0.015972261767086916,0.015933209711353476,0.015232468857333228,0.013531913900113334,0.012855051203867306,0.012265364517525934,0.011145933402457429,0.010970923965055113,0.010855650846261763,0.01083908202394443,0.009893302054980284,0.009561969963353624,0.009453384056458342,0.00915970918931119,0.009045932534268905,0.008849704328047058,0.008521359308366358],"twin_dists":[0.21362724954013312,0.3126939410168261,0.3263783743474613,0.3267635871664239,0.33814764445873563,0.35945607390393214,0.368534903103942,0.3685730703648408,0.3735738297930769,0.37368434345260315,0.3757090025228076,0.38098651035587944,0.3832516000867314,0.3853127128866556,0.3894797320828139,0.39016452351247266,0.390620899178914,0.39068685041955487,0.3946089337606461,0.39606231624917454,0.3965484116428778,0.39788849724261155,0.39841801464829124,0.39934541070301605,0.40093915628282895],"n_dims_used":45,"mean_confidence":0.9134857177734375},"coverage":{"mean_confidence":0.9134857177734375,"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}}