{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001738},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001970","480:4800001742","480:4800001913","480:4800001576","480:4800002021","480:4800001612","480:4800001737","480:4800001914","493:4930006536","480:4800001681","480:4800001799","480:4800001957","480:4800002388","480:4800002074","493:4930006127","493:4930005308","480:4800001955","480:4800001858","493:4930005427","493:4930004092","496:4960008209","480:4800001794","480:4800002075","480:4800001784","466:4660005168"],"twin_admin_codes":[480,480,480,480,480,480,480,480,493,480,480,480,480,480,493,493,480,480,493,493,496,480,480,480,466],"twin_sims":[0.48485788185302564,0.3448312799901435,0.3253043856111499,0.2659123857283487,0.24716836264006878,0.24054378869605256,0.23885803429765548,0.2331589642489538,0.21364065242355978,0.21284383310325686,0.19476880890979284,0.18441137459986875,0.18119528340364627,0.17282823595978503,0.16877085617567025,0.16854903342507843,0.16306605651734088,0.16110196166533133,0.16007801765050045,0.15191514853465854,0.1436509185094536,0.14334296361672222,0.13858156180023548,0.13763286080167675,0.13658850224630123],"twin_dists":[0.15627084831385543,0.18951887779076795,0.19463796484462173,0.21138750747410864,0.21714187355503295,0.21924207042656574,0.21978247037212742,0.221628048633772,0.2281846967737583,0.22846074545718217,0.234921517557393,0.23881275277272884,0.24005217737510684,0.24335145432271033,0.2449925398299011,0.24508307322163309,0.24734867382630948,0.248173651249555,0.24860663594596372,0.2521327214030318,0.2558474064713964,0.2559888526670649,0.2582051292953379,0.2586534828737635,0.2591497247275308],"n_dims_used":43,"mean_confidence":0.9171419365461483},"coverage":{"mean_confidence":0.9171419365461483,"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}}