{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001715","477:4770003819","500:5000001132","477:4770001760","477:4770002335","499:4990000294","477:4770002139","477:4770003544","477:4770001602","477:4770003651","500:5000001438","500:5000002365","500:5000001182","499:4990003222","477:4770003877","477:4770003813","477:4770003765","500:5000001450","477:4770003852","500:5000001123","499:4990002725","499:4990002144","499:4990000846","477:4770003730","485:4850008058"],"twin_admin_codes":[477,477,500,477,477,499,477,477,477,477,500,500,500,499,477,477,477,500,477,500,499,499,499,477,485],"twin_sims":[0.807476646051638,0.7564520288366342,0.7562831208526776,0.7164829795842025,0.7136838029320582,0.6980828701274763,0.6839943270267657,0.6692263699587774,0.6685827541055869,0.6464823666373082,0.6435968407690836,0.6429750512582236,0.6404278548396104,0.6304362022250263,0.6032147783194162,0.5988862291988933,0.5905972177647832,0.5905821523785265,0.5873166860098042,0.5841433881626971,0.5839564144292524,0.5750428768079751,0.5693119615505093,0.565956165664038,0.5641602386814052],"twin_dists":[0.08493456760138193,0.09703565339525859,0.09707446367686419,0.10605280366914041,0.10667357337497006,0.11011295769894386,0.1131929966375512,0.11640013592299779,0.1165394827025821,0.12130713120922237,0.12192755935208839,0.12206120266300621,0.12260850520777672,0.12475298898757856,0.1305845135363811,0.1315114513834922,0.13328704483743709,0.1332902729517646,0.13399008107616225,0.13467036211239733,0.13471045263103923,0.13662285847918174,0.13785388959702394,0.13857536584273167,0.13896169062433036],"n_dims_used":45,"mean_confidence":0.9222242567274306},"coverage":{"mean_confidence":0.9222242567274306,"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}}