{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001485","480:4800001986","480:4800001642","480:4800001935","480:4800002142","480:4800001532","480:4800001593","480:4800001590","480:4800001251","480:4800001993","480:4800001420","500:5000003286","480:4800001359","480:4800001985","480:4800001649","479:4790004620","479:4790004589","480:4800001988","480:4800001250","466:4660007973","480:4800001595","480:4800005273","487:4870003621","500:5000007744","480:4800001806"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,500,480,480,480,479,479,480,480,466,480,480,487,500,480],"twin_sims":[0.0795420730104394,0.05834414457907529,0.04626169332338468,0.030602235135968974,0.028306714526604014,0.02745952833687898,0.027100916762046783,0.02688832599168716,0.023778863178839347,0.021233828991111606,0.020422923545751166,0.018847257005879466,0.01744443753475658,0.015297401491479087,0.015184040864973502,0.014266158518078198,0.01407334685307282,0.01326455015976496,0.012921950057083546,0.012869635596485362,0.012211845412259505,0.011608070555552637,0.011409585330319855,0.011313720302385156,0.011137237274061738],"twin_dists":[0.2922302474916618,0.30960270564760023,0.3219965996718201,0.34296123001092066,0.34677491290594853,0.3482497646087267,0.3488858904538031,0.349266427474311,0.3551519050785501,0.36048814206322954,0.36230546894657556,0.3660243665369885,0.3695715150409355,0.37551798411578946,0.3758519350059668,0.3786399337994594,0.37924562573534937,0.38186899027489296,0.3830230873248387,0.383201693222062,0.38550409622712617,0.38771633600458305,0.3884659226285267,0.38883211676089385,0.3895135325699609],"n_dims_used":43,"mean_confidence":0.9126328756642896},"coverage":{"mean_confidence":0.9126328756642896,"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}}