{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013279","490:4900013169","490:4900013213","490:4900013313","490:4900013302","487:4870002701","490:4900013336","490:4900013326","490:4900013131","490:4900013327","487:4870000093","490:4900013004","487:4870000109","487:4870000220","490:4900013328","487:4870000468","490:4900013331","487:4870000012","490:4900013062","490:4900010862","487:4870000818","487:4870000039","490:4900013348","487:4870000334","466:4660008642"],"twin_admin_codes":[490,490,490,490,490,487,490,490,490,490,487,490,487,487,490,487,490,487,490,490,487,487,490,487,466],"twin_sims":[0.1961413433705977,0.12393488649551214,0.11800375259298876,0.11743789960792883,0.1017249603879486,0.09679624729245924,0.09238155275160918,0.07328769706471645,0.07132289064245306,0.06032700481553012,0.05314569761402814,0.051362257101509295,0.04077141652481884,0.03976749883805123,0.03761234957494051,0.030603188132789626,0.03033623853421476,0.029710917402212367,0.02849733806783807,0.027080119340930305,0.026911906200932024,0.0219484965678694,0.021056972451909052,0.020976818948104332,0.020929792304303446],"twin_dists":[0.23441677515932816,0.26540187271714405,0.26850047171141034,0.2688022651417977,0.2776692589077457,0.28066997853669273,0.28346147263413873,0.29691946800881125,0.29845925546409846,0.3077765279170039,0.31464587399405153,0.31647039869904914,0.3285477503469494,0.3298252197727526,0.33266243125723605,0.3429596984468284,0.3433903199573902,0.3444118954751606,0.34644829993401366,0.34892300407955046,0.3492240913887228,0.35893589643000295,0.36087927906074724,0.3610574894406047,0.36116232289813716],"n_dims_used":45,"mean_confidence":0.915010748969184},"coverage":{"mean_confidence":0.915010748969184,"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}}