{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009805","466:4660007737","490:4900010642","490:4900010297","494:4940007050","466:4660003706","494:4940008811","490:4900008298","490:4900003567","490:4900012855","494:4940007381","494:4940008966","487:4870003213","490:4900008296","466:4660005361","466:4660010008","490:4900011358","487:4870002824","494:4940003947","490:4900007971","490:4900010808","490:4900010471","494:4940008853","466:4660005089","490:4900011493"],"twin_admin_codes":[490,466,490,490,494,466,494,490,490,490,494,494,487,490,466,466,490,487,494,490,490,490,494,466,490],"twin_sims":[0.06824846194765535,0.023743188613081757,0.023311902526572732,0.013491728840743915,0.011460449036387828,0.011394048172298435,0.009477709547166598,0.009007081841980012,0.0077798978679540646,0.005544739417179314,0.005153050850330203,0.00513062251097551,0.004529342172925414,0.004470683269127842,0.0037330268117696744,0.0034528016037087017,0.003397339680056063,0.003062930126388293,0.002973841025158605,0.002929019655889211,0.002715595392638441,0.0025930086726689947,0.0025637198219818796,0.002542304837927208,0.002526197593878542],"twin_dists":[0.300939134551746,0.35522320409542696,0.35609259725319653,0.38111815830719586,0.38827273706817284,0.38852508686816545,0.3964390846279709,0.3986001898029639,0.4047507534891882,0.41862742494670724,0.42156891845499783,0.4217434077423213,0.4266996016618306,0.4272145810086033,0.43427573517487955,0.43729607052680824,0.4379202323112666,0.44189336787118094,0.44301864369946525,0.44359647821902215,0.4464639867631436,0.44820573446608986,0.44863302773058206,0.44894828947416693,0.4491870205495687],"n_dims_used":45,"mean_confidence":0.9090947469075521},"coverage":{"mean_confidence":0.9090947469075521,"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}}