{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003037},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003248","480:4800003569","480:4800003208","480:4800003380","480:4800003387","480:4800003147","480:4800002944","480:4800003238","480:4800003244","480:4800003159","480:4800003031","480:4800003292","480:4800002904","480:4800002708","480:4800003278","480:4800003192","480:4800003513","480:4800002716","480:4800003123","480:4800003026","480:4800003507","480:4800002991","480:4800003074","480:4800004915","480:4800003404"],"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":[0.3262135351426841,0.310899602553082,0.2675651367819441,0.25492471612015233,0.2525328942290985,0.23021624397786755,0.2185027969659771,0.21741209823270138,0.21072802772654262,0.20396212165781483,0.20193846407102173,0.1977867815649853,0.19374430801533157,0.17720590492676636,0.1762560735338028,0.1730125064812827,0.16993203281950722,0.16939366384478594,0.1686275972008415,0.15885650351999575,0.15650946540895128,0.15378226952844662,0.15055784470596356,0.14796219604978042,0.14728143813295552],"twin_dists":[0.19439595699793547,0.19852412428182972,0.21089251356430277,0.2147282897035898,0.21546750986020372,0.2225926124246993,0.22651514018742955,0.2268874698816485,0.22919715422069037,0.231586348943876,0.23231146297577443,0.23381488947398127,0.2352998842983837,0.24161143394539747,0.2419863450004711,0.24327758069661495,0.24452001466625156,0.24473880728055816,0.2450509988853358,0.24912580742109408,0.2501315724330538,0.2513141810349806,0.2527324098631504,0.2538904038399597,0.2541965878702576],"n_dims_used":43,"mean_confidence":0.9122612531795058},"coverage":{"mean_confidence":0.9122612531795058,"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}}