{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009145","490:4900008810","490:4900008814","490:4900009040","490:4900009235","490:4900008684","490:4900007913","490:4900009559","490:4900009029","490:4900008354","490:4900008025","490:4900009665","490:4900008694","490:4900007914","490:4900008928","490:4900008680","490:4900008370","490:4900009025","490:4900008917","490:4900007799","490:4900008809","490:4900009456","490:4900009027","490:4900009136","490:4900008587"],"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":[0.13546309268911733,0.12277514953195477,0.07014964129085222,0.0471625114926515,0.03637591002075707,0.0294281356275089,0.022006461738819524,0.02082462731768427,0.01951043158882775,0.015076927005786804,0.014712664752008818,0.012608939392692633,0.010593052795944293,0.009267279367382477,0.007534422526147175,0.007267167969574543,0.006989451451089559,0.0065814002257124585,0.006109721685588878,0.006090176229660755,0.006063270038533155,0.005681140000388256,0.005554211191902399,0.00494007221835971,0.00492537799696709],"twin_dists":[0.2596876701464595,0.2659987176796113,0.2993951790286436,0.3209847861707336,0.3343529591470916,0.34487993756555385,0.3588119325113385,0.36139750458938275,0.3644272561004972,0.37616950694890633,0.3772645563144837,0.3841014299457453,0.39167685985828504,0.3973932419472026,0.40608465057546644,0.40758200668642136,0.40919134082451175,0.4116635193234697,0.4146993885190313,0.4148296950091189,0.41500969277977806,0.41764708646289855,0.41855864921257807,0.4232543718232773,0.42337307035120736],"n_dims_used":45,"mean_confidence":0.8938115437825521},"coverage":{"mean_confidence":0.8938115437825521,"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}}