{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000072","485:4850002439","485:4850001212","485:4850001162","485:4850001406","485:4850001278","485:4850002264","485:4850003000","485:4850001547","481:4810006030","485:4850001545","485:4850001389","485:4850004020","485:4850001557","485:4850001331","485:4850000835","489:4890000020","488:4880004427","489:4890000549","500:5000008458","485:4850003195","485:4850003249","488:4880004348","489:4890000304","481:4810004034"],"twin_admin_codes":[489,485,485,485,485,485,485,485,485,481,485,485,485,485,485,485,489,488,489,500,485,485,488,489,481],"twin_sims":[0.3829257712629642,0.3462896321855713,0.3418721876998618,0.34110354301146123,0.28587938052561473,0.2520420881097332,0.24152902913922528,0.24143265660952465,0.21166305481086237,0.19437687471836354,0.1817077214587645,0.17664164333838855,0.17431068487107265,0.16571848241985834,0.16364787800046293,0.15852699718101923,0.15521210275310118,0.14513969575018096,0.14277121670727871,0.141183420208637,0.14065752934370018,0.13096942283037244,0.1244426885697119,0.12090672487892398,0.11538882897726385],"twin_dists":[0.17995131862495903,0.18914289735471357,0.1902843703385152,0.19048378982810782,0.20552901700433587,0.21561974919878046,0.2189273711177514,0.2189581170536235,0.2288711016363075,0.2350661022601999,0.23985365806765777,0.24183398256295793,0.24275873098229428,0.24624591997077813,0.24710567507776454,0.24926635263648006,0.25069225847630294,0.2551667542873741,0.25625206027714625,0.25698714646061316,0.25723196905966966,0.26186970015741545,0.2651418752151302,0.2669693781521487,0.2699045415852715],"n_dims_used":44,"mean_confidence":0.9177240024913441},"coverage":{"mean_confidence":0.9177240024913441,"n_dims_used":44,"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}}