{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000561","477:4770000396","477:4770000559","477:4770003952","477:4770000087","477:4770000660","489:4890001961","477:4770000604","477:4770000715","477:4770000105","477:4770000507","477:4770000499","477:4770000556","477:4770000603","477:4770002199","477:4770000231","477:4770000154","477:4770003923","499:4990000295","477:4770000405","477:4770003848","477:4770000873","477:4770003808","477:4770001087","477:4770000039"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,499,477,477,477,477,477,477],"twin_sims":[0.663096080978932,0.6619569303087341,0.6463815357234677,0.6428210110048895,0.6422290655523144,0.6360080776625743,0.6112597974538446,0.6037776815612008,0.591881272789078,0.582843487256678,0.5822790422518225,0.5801192532268614,0.5750639596282462,0.557849562534113,0.5547788357852314,0.5359569861378041,0.5350501802512143,0.5337360927066962,0.5335824881022962,0.5327642941837653,0.522891625840582,0.5123982733505814,0.5100481350440749,0.5075282203088041,0.5069204041827633],"twin_dists":[0.11772610154347414,0.11797219454555388,0.12132881790719825,0.12209430840200768,0.12222151737645076,0.12355754106683475,0.12886183146816663,0.13046397782923583,0.13301192065825196,0.13494910313879596,0.13507015264315095,0.13553341927924192,0.13661833208849913,0.1403204680200304,0.14098241869442088,0.14505315962300253,0.1452499383156427,0.14553521685511092,0.14556857254993985,0.14574627889198297,0.14789517362907537,0.15018939513813767,0.15070479881025511,0.15125811554085497,0.15139168571835243],"n_dims_used":45,"mean_confidence":0.9217569139268663},"coverage":{"mean_confidence":0.9217569139268663,"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}}