{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009789},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012073","490:4900010519","490:4900008608","490:4900007969","490:4900012072","490:4900009586","490:4900012140","490:4900009575","490:4900008415","490:4900011132","490:4900011667","490:4900011422","490:4900012141","490:4900010972","490:4900011681","490:4900009671","490:4900004664","490:4900004652","490:4900008640","490:4900008081","490:4900009568","490:4900012207","490:4900007970","490:4900007966","490:4900008184"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3927168798059699,0.2530590820219014,0.2114711502746854,0.21125263705163694,0.2095759272883081,0.17912658843853946,0.13529849385545392,0.13064983841947236,0.12555324585157523,0.10117241434781038,0.1007962051402631,0.10007958110614876,0.09827688734415022,0.09445163910565967,0.09203270672760552,0.08765101527696172,0.07924419590821379,0.07722741913972243,0.07081258924940306,0.06708335516834553,0.060742099997681306,0.05742065184624973,0.055056954845009914,0.053656540993713364,0.05295924449103176],"twin_dists":[0.17756899800574139,0.21530450484957642,0.2289379407147897,0.22901409752786567,0.22960025596616845,0.2408576571303981,0.25976662886576174,0.2620270180403117,0.26457606096610975,0.2779999210619986,0.27822586598658716,0.27865808970986394,0.27975618169123273,0.28213972187800823,0.2836865081626898,0.28657223286630973,0.29244672679347683,0.29392985052967047,0.2988647862304142,0.3019026991770899,0.3074004969258719,0.3104707276656158,0.3127461298597146,0.3141326337289798,0.31483422163182867],"n_dims_used":45,"mean_confidence":0.9140941196017796},"coverage":{"mean_confidence":0.9140941196017796,"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}}