{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000536","480:4800001039","480:4800000874","480:4800000751","480:4800000654","480:4800000412","480:4800000715","480:4800000353","480:4800000676","480:4800000574","480:4800001141","480:4800000465","480:4800000646","480:4800000723","480:4800001150","480:4800000542","480:4800000308","480:4800000720","480:4800000583","480:4800000440","480:4800000798","480:4800000532","480:4800000477","480:4800000564","480:4800001191"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5972001983083739,0.5577897495491306,0.48331924756998657,0.4274133956264204,0.4012901295742129,0.39248298310886676,0.38344073834458386,0.37310834821252753,0.3646105359587377,0.3593866832267869,0.3565041171898213,0.3477374091050164,0.34713236443162804,0.3464517709993734,0.34400910123118567,0.3369622046029641,0.3286827617504627,0.32696700433464193,0.3232250481001373,0.32212023225431874,0.3211204887541829,0.3165610092494534,0.3107276111068894,0.30568538799809114,0.3031465654800354],"twin_dists":[0.13187254644660643,0.14033335669839933,0.15661354092398105,0.1693359720390663,0.1755056180547222,0.17762558091086764,0.1798253049265571,0.18236953343858803,0.1844881167377652,0.18580281524683712,0.18653245474703836,0.18877047021970764,0.18892601264774597,0.1891011478393522,0.1897312168291077,0.1915624039946871,0.19374054608814362,0.1941956727948069,0.19519288214788363,0.19548853570527275,0.19575656001473643,0.1969849033737449,0.19857113423544964,0.19995600656107007,0.20065830006344548],"n_dims_used":43,"mean_confidence":0.9145837828170421},"coverage":{"mean_confidence":0.9145837828170421,"n_dims_used":43,"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}}