{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008201},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008759","490:4900008427","490:4900008319","490:4900008755","490:4900008318","490:4900008202","490:4900008650","490:4900008756","490:4900007757","490:4900007865","487:4870006458","490:4900008534","490:4900005910","490:4900008760","490:4900008424","493:4930006731","490:4900008868","490:4900008316","490:4900006182","466:4660003265","490:4900008873","490:4900002925","487:4870001776","466:4660001421","466:4660007497"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,493,490,490,490,466,490,490,487,466,466],"twin_sims":[0.6392421730519146,0.6295112709299656,0.5999755246813929,0.47424193510723545,0.4645440168571011,0.4504197973283292,0.425765097597541,0.41320009816278025,0.38222851800900126,0.37417241883068114,0.3698051492175611,0.3501635117937341,0.35011487064777363,0.33755846905947423,0.3373480733226201,0.32249540824745154,0.3212222068850434,0.31390038477650467,0.309132036511685,0.30390423839450564,0.3010616114535886,0.2979098266456294,0.291065278444793,0.2859960845571393,0.282990518941468],"twin_dists":[0.12286317449009651,0.12495134196357435,0.13127817209209286,0.15864238275226505,0.16082415640320807,0.16403052608819352,0.16972041519498657,0.1726718604250322,0.1801220676817456,0.18210594502953834,0.18319016595811802,0.18814820262170553,0.18816065626207257,0.19140666844847734,0.19146160376318394,0.19538807360521165,0.19572926877763355,0.1977063062860051,0.19900796060777884,0.20044835543639414,0.2012376029775119,0.20211778859902144,0.2040482958045952,0.20549551858331477,0.206360865186884],"n_dims_used":45,"mean_confidence":0.915507337782118},"coverage":{"mean_confidence":0.915507337782118,"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}}