{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012747","494:4940004959","487:4870002419","487:4870002250","487:4870002512","494:4940008216","480:4800002725","490:4900001307","490:4900001445","494:4940002490","494:4940005219","494:4940008556","490:4900013103","494:4940006584","490:4900002759","494:4940007122","496:4960007440","480:4800004371","480:4800003603","480:4800001198","487:4870000260","487:4870000794","487:4870001991","466:4660012600","494:4940008215"],"twin_admin_codes":[490,494,487,487,487,494,480,490,490,494,494,494,490,494,490,494,496,480,480,480,487,487,487,466,494],"twin_sims":[0.024079285734527084,0.02080546634723331,0.012089208823599729,0.00888915613516349,0.00820544312789466,0.007176721850324751,0.0059891009571962734,0.004588801132032391,0.004203548456460603,0.0034771046748713823,0.0034508743455639464,0.003151231414970611,0.0029637736659406454,0.0028709869846856276,0.0028164929942664876,0.002608210910122,0.0023190172809966297,0.002149241596516853,0.0019363407775263692,0.0018835733746271881,0.0018253912402793088,0.0018013298816069322,0.0017838956283206446,0.0016410881228476064,0.001622397430537402],"twin_dists":[0.3545551296714105,0.36144046583546907,0.3859454621331527,0.3991574906679549,0.40252533305750055,0.40809996912259033,0.41550962811548803,0.42618373780912305,0.4296402818571824,0.4370254429201922,0.43731760582663065,0.4408071723030821,0.44314773482417674,0.44435676274386404,0.4450835927929051,0.44798568999583865,0.4523889054603771,0.4552148114346503,0.45906379499570876,0.4600778580941896,0.4612267443369041,0.4617117505261081,0.46206691543655143,0.4651028528084589,0.46551807763248665],"n_dims_used":43,"mean_confidence":0.9072350790334303},"coverage":{"mean_confidence":0.9072350790334303,"n_dims_used":43,"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}}