{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005728","490:4900006480","490:4900007217","490:4900005727","490:4900007219","490:4900006362","490:4900005859","490:4900007343","490:4900005990","490:4900007093","490:4900006844","490:4900007218","490:4900006722","490:4900007695","490:4900010259","490:4900005596","487:4870003503","490:4900006241","490:4900012815","487:4870003097","487:4870003365","487:4870002608","490:4900007334","487:4870003094","487:4870002418"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,487,487,487,490,487,487],"twin_sims":[0.22489736628141474,0.1606461442155577,0.08926595486214187,0.039666439030087625,0.02772632634331293,0.006886497787038171,0.005774823830211865,0.005528964584526632,0.0035013761949584323,0.0022626744036642445,0.0021244912798074715,0.0017704235477456606,0.001746634578212899,0.0010917083530317395,0.000987095465859516,0.0007942643468185587,0.0004237963502180579,0.00013155242567623819,0.00008564751227198524,0.00005790734415179016,0.00004960299832278102,0.00004879476376431541,0.00003786359484382124,0.00003664634743080777,0.000035162083499046686],"twin_dists":[0.2243568991689113,0.24836615041710836,0.28549562142967855,0.32995532081965534,0.34778112676150247,0.4098025840768565,0.41698600532183583,0.41874220399574164,0.43675688234200666,0.4533050442498903,0.45564378937752387,0.4623435606445255,0.46283682981389973,0.4796576748500664,0.4831869876667899,0.49071573281030156,0.5118523925521127,0.5490513683530276,0.5620811280343257,0.5737062359825863,0.5782393522836665,0.5787183706402932,0.5860641596907826,0.5870038565244177,0.5881907055238171],"n_dims_used":45,"mean_confidence":0.9163107977973091},"coverage":{"mean_confidence":0.9163107977973091,"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}}