{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004350},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660009648","466:4660005070","469:4690001875","496:4960012516","478:4780000389","466:4660000563","470:4700004351","478:4780000263","470:4700005030","470:4700002811","470:4700004352","470:4700005483","466:4660000303","466:4660004286","470:4700004697","499:4990000186","470:4700003483","470:4700002801","466:4660010446","496:4960000213","496:4960000638","496:4960012524","470:4700005190","478:4780000422","466:4660001150"],"twin_admin_codes":[466,466,469,496,478,466,470,478,470,470,470,470,466,466,470,499,470,470,466,496,496,496,470,478,466],"twin_sims":[0.5152667969645823,0.46956779665407233,0.4687900120065282,0.46511250136929505,0.4340876160586921,0.40596553937546875,0.4045402024948387,0.3989031711437762,0.3988680204680405,0.3964727238446927,0.39245251526418895,0.38555156245757705,0.38553891759166403,0.38245123557979044,0.38180948542911847,0.38136707500812217,0.37918715363746913,0.37864929747238923,0.37702102513790936,0.37533952550667377,0.3749844815951538,0.3726191903963777,0.3694717417918427,0.36924108795955474,0.3676790545199481],"twin_dists":[0.14956111154378068,0.15969203335995413,0.15986703717964254,0.16069583595335651,0.16778546135907324,0.17438879566926718,0.17472865406390398,0.17607805837125073,0.1760864998273512,0.17666253530609527,0.1776329526664549,0.17930962386339308,0.17931270903438537,0.1800675105609642,0.1802247557204114,0.18033323153907468,0.1808686206670714,0.18100094702378053,0.18140210108320928,0.18181725599651982,0.18190503103532304,0.18249083038704714,0.1832731979175369,0.18333066189690816,0.18372029143814356],"n_dims_used":43,"mean_confidence":0.912837449894395},"coverage":{"mean_confidence":0.912837449894395,"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}}