{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002106","490:4900002108","490:4900003820","494:4940008968","490:4900002107","490:4900003971","490:4900002402","490:4900001939","490:4900002554","490:4900002404","490:4900003406","490:4900001397","490:4900002719","490:4900002100","490:4900008532","490:4900002403","490:4900009498","490:4900001527","490:4900010073","490:4900008968","490:4900002713","494:4940007754","490:4900004533","490:4900008420","494:4940007968"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494],"twin_sims":[0.36848194838032344,0.3125757776896916,0.28824160097055535,0.27114921273115855,0.24577260137528678,0.2244674342576508,0.22410117327183288,0.2156693764300474,0.19030729412104888,0.1646320870332702,0.14584198807946464,0.14446525528790888,0.14140317073140957,0.128498968114533,0.11674968708761099,0.11616216224366807,0.11148247993655404,0.10971658542555097,0.1066729592623174,0.10372361577046088,0.1008727027914444,0.10058096513604663,0.0983073227484635,0.09816417180433949,0.09646029615825927],"twin_dists":[0.18351991670347634,0.19806675594845533,0.2048525614265477,0.2098255696946065,0.21758132637723218,0.22450071277165418,0.22462337284422212,0.2274849954310127,0.23657950123527152,0.2466960379043846,0.2548474692909992,0.25547445623342013,0.2568850452194621,0.2630934268873763,0.2691708241920113,0.2694867829946066,0.2720483232910629,0.2730364992628884,0.2747689663811571,0.2764847845595647,0.27817986943637013,0.2783554322688601,0.27973751175067874,0.2798253641313446,0.28087884201474544],"n_dims_used":45,"mean_confidence":0.9179076300726996},"coverage":{"mean_confidence":0.9179076300726996,"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}}