{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000611","477:4770000892","500:5000001226","485:4850000809","485:4850002198","477:4770001649","496:4960004246","499:4990003018","485:4850002754","467:4670000424","499:4990000398","473:4730001467","485:4850000799","488:4880000198","466:4660011738","499:4990003284","485:4850001341","500:5000002504","478:4780006920","477:4770001146","477:4770001079","496:4960004405","470:4700003621","473:4730002424","484:4840007236"],"twin_admin_codes":[477,477,500,485,485,477,496,499,485,467,499,473,485,488,466,499,485,500,478,477,477,496,470,473,484],"twin_sims":[0.5374556022089345,0.42807974738659743,0.39572917147630476,0.3742478343692235,0.35995727408410805,0.35818270661008333,0.34847801552220276,0.34687528077733876,0.34528182384548356,0.3413787785979212,0.33910849398848114,0.33106314159276107,0.32694945700732664,0.3226533896429259,0.3226059692874935,0.3204824715838892,0.31080359000440594,0.29569754397929504,0.2924379792165639,0.29074756763447535,0.2898362635331698,0.28609811329135126,0.2860445673589321,0.284454902979904,0.2804475507028802],"twin_dists":[0.144728101240825,0.16918072808737714,0.1768416737948409,0.18208727731587002,0.18565874240989186,0.18610720103005135,0.18858027199068136,0.1889921459415408,0.18940263252284278,0.19041235429178113,0.1910025172816658,0.19311127978108583,0.19420033425129,0.1953457899333434,0.19535848076310683,0.19592785219840084,0.19855036529513656,0.2027388717358472,0.2036589884513154,0.20413855623524765,0.20439778055159025,0.20546623924664956,0.20548160462001783,0.20593855961771587,0.20709736685978455],"n_dims_used":45,"mean_confidence":0.9199779934353298},"coverage":{"mean_confidence":0.9199779934353298,"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}}