{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003307","466:4660001464","493:4930006514","470:4700002960","466:4660000920","466:4660009773","466:4660000725","470:4700006208","470:4700004503","470:4700003312","466:4660002673","466:4660004624","493:4930005143","466:4660003478","466:4660002907","466:4660003407","490:4900004973","466:4660002828","466:4660000239","490:4900007981","466:4660000364","466:4660001263","466:4660010738","470:4700003131","490:4900001863"],"twin_admin_codes":[470,466,493,470,466,466,466,470,470,470,466,466,493,466,466,466,490,466,466,490,466,466,466,470,490],"twin_sims":[0.8840295611144053,0.8356479081526063,0.5248422680421061,0.5112872735462805,0.47866980463368347,0.4786356854027165,0.47463374574875156,0.4731690945730551,0.4676515187003645,0.4626171280659583,0.4574087183849804,0.449411195066159,0.44530865744617903,0.4423882380311655,0.4319646195501665,0.4315508417461337,0.4294568500882419,0.4277876094992761,0.4188401174732709,0.4130815476977461,0.40890430554028045,0.40739344636518815,0.40615326479868546,0.4055579453424017,0.40297733249324164],"twin_dists":[0.06448494602516229,0.07782677413723098,0.1474698929246255,0.15043297084770418,0.15765117978316354,0.1576588061667061,0.15855455219519593,0.15888299966971708,0.16012337975348587,0.16125950889680163,0.16243949277153752,0.16426088622819937,0.1651999011499534,0.16587035611313414,0.16827760622512394,0.1683736401243172,0.16886021008659627,0.1692487769551087,0.17134240384488825,0.17269988867825695,0.17368974428144218,0.17404885689740301,0.1743440739662318,0.1744859282526169,0.17510192257416898],"n_dims_used":43,"mean_confidence":0.9123656694279161},"coverage":{"mean_confidence":0.9123656694279161,"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}}