{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001729},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001778","477:4770001779","485:4850007842","485:4850007335","477:4770001723","485:4850007401","500:5000002130","477:4770001782","485:4850007906","485:4850007468","500:5000002136","500:5000001025","500:5000001393","500:5000001398","477:4770000573","477:4770001770","485:4850007467","477:4770001422","477:4770001754","500:5000001714","500:5000001185","477:4770000904","485:4850007874","477:4770003663","477:4770003941"],"twin_admin_codes":[477,477,485,485,477,485,500,477,485,485,500,500,500,500,477,477,485,477,477,500,500,477,485,477,477],"twin_sims":[0.7864464554572608,0.6568666269611831,0.6559286140745615,0.6539762034362135,0.5706719189801094,0.5672810752490389,0.5468449243433711,0.5312484577273323,0.49764956843332186,0.49520354136384886,0.4872074232990296,0.4523538485331515,0.45180924042766357,0.45041004852574873,0.44700645316575016,0.44546132252930215,0.4453695647369025,0.44476106297744056,0.436221094727796,0.4317972918034966,0.4305463592221709,0.4138149294926064,0.4120030650815933,0.3974067514031376,0.3896917985114736],"twin_dists":[0.09002290878696806,0.11907079479404435,0.11927305740742643,0.11969388248193658,0.13756164528981144,0.13829045830794742,0.14269536567392516,0.14607565762693178,0.15343439510801157,0.15397510900348027,0.15574819332700635,0.1635893345011956,0.1637134983879154,0.16403275174692408,0.1648109032687746,0.16516489953639651,0.16518593635028295,0.16532548619951187,0.16729185755680384,0.16831643692126455,0.16860692639164135,0.17252655509056614,0.17295502944223098,0.17643772564973906,0.1783020260847105],"n_dims_used":45,"mean_confidence":0.9218604193793403},"coverage":{"mean_confidence":0.9218604193793403,"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}}