{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001920","485:4850003898","470:4700002120","477:4770000054","481:4810005780","470:4700004299","470:4700004105","485:4850001633","489:4890000019","470:4700001501","485:4850002425","481:4810002793","489:4890000658","489:4890000522","489:4890001004","485:4850004048","481:4810005510","470:4700005141","485:4850003280","485:4850002875","485:4850005690","481:4810004620","485:4850004857","470:4700003782","485:4850005400"],"twin_admin_codes":[485,485,470,477,481,470,470,485,489,470,485,481,489,489,489,485,481,470,485,485,485,481,485,470,485],"twin_sims":[0.39491077676152,0.36013746461621016,0.3489007272686792,0.3391459434072063,0.3340445211923867,0.2974566093479098,0.2833559457907335,0.2735620368626483,0.27140177708519503,0.26951854644188605,0.26304905782325305,0.25998376576641774,0.259921300963133,0.2583417539603358,0.24113447626133508,0.23884582214636155,0.23736229225654007,0.23729273676246887,0.23649237948971666,0.2350612585449938,0.2349613432665527,0.2313824200019259,0.22391890985258595,0.22350795210256436,0.22288939717259543],"twin_dists":[0.17703902283899495,0.1856132689696239,0.1884718088924252,0.19099276509238403,0.19232661980549698,0.2022448047429244,0.20625535856857513,0.2091121906620273,0.20975071340798782,0.21030991406714367,0.21224962202955094,0.21317907792540802,0.2131980898057406,0.21367980203098616,0.21905329659103143,0.21978639423832233,0.22026404023694623,0.22028648243129942,0.22054502850582833,0.22100876431757607,0.22104120944482494,0.22220939836819678,0.22468446222832922,0.22482232489445617,0.2250301483274599],"n_dims_used":45,"mean_confidence":0.9044011433919271},"coverage":{"mean_confidence":0.9044011433919271,"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}}