{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006167","490:4900007012","490:4900005907","490:4900005268","490:4900006537","490:4900006406","490:4900006538","490:4900006532","490:4900007389","490:4900006165","490:4900007514","490:4900004984","490:4900005133","490:4900005544","490:4900007271","490:4900005005","490:4900007269","490:4900004873","490:4900006646","490:4900005783","490:4900001749","490:4900004852","490:4900005004","490:4900006162","490:4900005142"],"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":[0.7916654892276089,0.7059650654990118,0.6077104256662451,0.607449395168221,0.5548008298437139,0.5430881118388677,0.532905599246699,0.5315425394463379,0.49402534060254705,0.47781058815241406,0.4737659215874215,0.46349214269090117,0.4598673896070339,0.4543670462163414,0.43491368748802967,0.42370874818131854,0.40929874239349806,0.4092647094303369,0.40456193644323657,0.39877324360812305,0.39835025955481107,0.3975324583755045,0.3859655381559601,0.3796354615774084,0.3756447919698028],"twin_dists":[0.08877495286456054,0.1083793881148328,0.12962186743952528,0.12967776124076183,0.14097767554372517,0.14350792389144285,0.14571558436285367,0.14601174082521534,0.15423583380544792,0.15784328651397936,0.1587491209276145,0.16106173363667226,0.1618818789478625,0.1631308282527161,0.16759422598363463,0.1702008971006585,0.17359608797135065,0.17360416729604058,0.17472346779197473,0.17610926223844686,0.17621087976791733,0.17640748793925326,0.17920864610534576,0.18075839492487045,0.18174181959837077],"n_dims_used":45,"mean_confidence":0.9160182529025608},"coverage":{"mean_confidence":0.9160182529025608,"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}}