{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002863},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002712","499:4990003264","499:4990001943","499:4990002709","499:4990003324","499:4990003194","499:4990003003","499:4990003127","499:4990003256","499:4990002319","499:4990002708","499:4990002466","499:4990002129","499:4990003263","499:4990002632","499:4990003200","499:4990003070","500:5000005196","477:4770003959","499:4990003071","499:4990002383","499:4990002573","499:4990002935","499:4990003130","499:4990003329"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500,477,499,499,499,499,499,499],"twin_sims":[0.7535204769245383,0.6373371784238723,0.6296642772703503,0.6222047698897293,0.5709561722483335,0.5692158752365606,0.5589835867114018,0.5518674458004409,0.5510685560402204,0.5398020009292852,0.5387015072150145,0.5322246908979058,0.5300388710284821,0.5253473515763394,0.5243535065427476,0.5137725466797854,0.5090669862749905,0.5078144986033862,0.5005667357830215,0.4997117512774046,0.49320315068719395,0.4931405757024302,0.49070999162882994,0.4893992991003948,0.48291698735758704],"twin_dists":[0.097708278147974,0.12327222775369097,0.12491853115480407,0.12651748739810206,0.13750057111968292,0.13787454073631455,0.1400761423539771,0.14161053333147558,0.1417829798361049,0.14421950691371682,0.14445799182390825,0.1458635079013374,0.14633863192431945,0.1473598323087257,0.1475764195034174,0.1498882833838938,0.1509201524274628,0.15119521924340576,0.15279051487983283,0.152979118815967,0.1544178838278734,0.15443174286535633,0.15497046728619218,0.15526130316962278,0.15670319042571498],"n_dims_used":45,"mean_confidence":0.9331371731228298},"coverage":{"mean_confidence":0.9331371731228298,"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}}