{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001605},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002912","481:4810002516","470:4700007525","470:4700002234","470:4700002711","470:4700001304","470:4700000381","470:4700007526","481:4810001412","470:4700005467","470:4700007527","481:4810002804","481:4810001658","470:4700000574","470:4700000376","481:4810004252","470:4700001139","479:4790003489","481:4810002125","481:4810004683","470:4700002544","481:4810001646","481:4810000874","470:4700000480","470:4700007700"],"twin_admin_codes":[470,481,470,470,470,470,470,470,481,470,470,481,481,470,470,481,470,479,481,481,470,481,481,470,470],"twin_sims":[0.5689231273055597,0.5383200554512149,0.5122405144484338,0.5050179668859806,0.4913311139547234,0.48871606850618765,0.4873463592008066,0.4731753386691036,0.46721170823059677,0.45948063959561575,0.4239272654193032,0.42231118177575944,0.40613974243946327,0.39357088443141053,0.3863003916874238,0.38507674943597453,0.3843022396217702,0.3671849312507952,0.36589567149797364,0.3621978312035176,0.3574414079201919,0.355318037168141,0.35499792618604953,0.34549361947202417,0.341591952238078],"twin_dists":[0.1379374613660301,0.14454067689206324,0.15022397406525,0.15181002902976048,0.15483272435287018,0.15541300109545325,0.15571731125689242,0.15888159872010557,0.16022246434151202,0.16196952095525377,0.17014979281052747,0.17052800494834705,0.17434729508130573,0.1773625351287637,0.17912700559713834,0.17942550466550747,0.17961467428134484,0.1838437164315688,0.1841661478609945,0.1850941304330621,0.18629487498728833,0.18683355823990214,0.18691491193588314,0.1893480146966312,0.190357047678518],"n_dims_used":43,"mean_confidence":0.9116432722224745},"coverage":{"mean_confidence":0.9116432722224745,"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}}