{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850006764","485:4850006690","485:4850006753","485:4850006608","485:4850006904","485:4850007136","485:4850006980","485:4850007477","485:4850006680","485:4850006905","485:4850006908","485:4850006606","485:4850006697","485:4850006696","485:4850006681","485:4850007135","485:4850007273","485:4850007061","485:4850006773","485:4850006618","485:4850006767","500:5000000295","500:5000000446","500:5000000392","485:4850006906"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,500,500,500,485],"twin_sims":[0.9253931904314644,0.8926593392757551,0.879144261809045,0.8529195237716953,0.8485301041553647,0.8304759619519524,0.8051993406375694,0.8049635444904114,0.800929239482929,0.7963096301907814,0.7830170317704521,0.7750995848673663,0.7587637265317939,0.7575722144386561,0.753830790695991,0.7528061841677153,0.7440794914204455,0.7395484768210223,0.7350454187508856,0.7270265798634089,0.7259921658239874,0.7083197951943543,0.704889215366452,0.6990375113409245,0.6975475419050339],"twin_dists":[0.05114369617527154,0.06189176830445826,0.0659185056311325,0.07325890032503778,0.07443739345084091,0.0791608799944362,0.08549360484855428,0.08555136977976939,0.08653631254463799,0.08765655980335914,0.09083805116087545,0.09270596309196472,0.09650379614793819,0.09677809225152856,0.09763717465066284,0.09787186185542614,0.09986113540191219,0.10088755929621633,0.10190356281273853,0.10370333315023891,0.10393465897828626,0.10785989756086639,0.10861648503397191,0.1099034214865186,0.11023040889388379],"n_dims_used":45,"mean_confidence":0.9201828002929687},"coverage":{"mean_confidence":0.9201828002929687,"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}}