{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006908","493:4930006875","494:4940003472","494:4940003347","494:4940002020","494:4940002021","494:4940003133","493:4930006645","494:4940002792","494:4940003128","494:4940002793","493:4930006644","494:4940003016","493:4930006826","493:4930006963","493:4930006781","493:4930006970","494:4940003245","494:4940003351","494:4940003238","493:4930006646","493:4930006649","493:4930006832","494:4940003470","493:4930006876"],"twin_admin_codes":[493,493,494,494,494,494,494,493,494,494,494,493,494,493,493,493,493,494,494,494,493,493,493,494,493],"twin_sims":[0.8408172904099771,0.7435666944996617,0.6640761145491149,0.6184207165248727,0.5876698395288986,0.5793029429733395,0.5662001161701432,0.5628307466480541,0.5627811820240297,0.5579110453858742,0.5461482558834975,0.5268558915721634,0.5012531105129381,0.4914854454242703,0.4734826813443161,0.471037919215623,0.466779012300883,0.4652340136361552,0.4619134141499076,0.4584320546456249,0.4525219962686168,0.4418455033943731,0.4330675924400994,0.4267078144556742,0.4145686346166479],"twin_dists":[0.0764785181926165,0.09997751422741184,0.11751430956344319,0.12732817929096213,0.1339143876103567,0.13570855087563063,0.13852290089749483,0.1392477796987941,0.13925844703305043,0.14030721972030702,0.14284597346800035,0.14703125276677032,0.15263916985025813,0.15479850711464582,0.1588126497005251,0.15936151896288558,0.16031997732009676,0.16066841481307725,0.1614186612478467,0.16220727515159244,0.16355101007956077,0.1659951421780191,0.16802179807392698,0.16950046417994225,0.1723485567541398],"n_dims_used":45,"mean_confidence":0.9276454501681858},"coverage":{"mean_confidence":0.9276454501681858,"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}}