{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012958","490:4900012902","490:4900013038","490:4900012753","490:4900012484","490:4900012887","490:4900012834","490:4900012698","490:4900013204","490:4900012901","490:4900012832","490:4900012957","490:4900012837","490:4900012476","490:4900012831","490:4900013069","490:4900011998","490:4900012890","490:4900013209","490:4900012415","490:4900002585","490:4900013002","490:4900001070","490:4900006282","490:4900010436"],"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":[0.34056975831963754,0.3291314328050505,0.24850178970383088,0.19314830735903363,0.1830820807025767,0.16883662090928167,0.09948942268008674,0.08278636075758837,0.07285663773732069,0.06825287853648791,0.06616913184609757,0.06244144386267489,0.061690760537977486,0.06054988099325766,0.057569284229721136,0.05363294007520593,0.05173663132593833,0.0511400274707493,0.05018157653645265,0.04752562561834632,0.04475218805670256,0.04465991861079972,0.039619151043626635,0.03943351447147844,0.03713389664161954],"twin_dists":[0.19062241802655724,0.19362174642192237,0.21672353277175105,0.23552063848028232,0.23932317502682715,0.2449657154544952,0.27901585986921174,0.28991359989791676,0.2972543952414822,0.30093550751720705,0.30266837354256115,0.3058827382758597,0.3065489735278003,0.3075743630285519,0.31033024939784704,0.3141562559142416,0.31608308371528915,0.31670142169177984,0.3177074708562098,0.3205814976580561,0.32372970926187067,0.32383722814780513,0.3300162940265309,0.3302562503865737,0.33331092620083214],"n_dims_used":45,"mean_confidence":0.9139141506618924},"coverage":{"mean_confidence":0.9139141506618924,"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}}