{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003074","470:4700003073","470:4700003255","487:4870013299","493:4930000951","470:4700003751","472:4720004779","500:5000005506","470:4700003248","470:4700002899","474:4740001042","470:4700003261","470:4700002553","466:4660004312","470:4700003087","470:4700003075","493:4930004682","470:4700002724","488:4880005075","470:4700001624","487:4870006972","470:4700003433","496:4960000069","470:4700002555","470:4700002895"],"twin_admin_codes":[470,470,470,487,493,470,472,500,470,470,474,470,470,466,470,470,493,470,488,470,487,470,496,470,470],"twin_sims":[0.5283177120747065,0.4349854457534953,0.3987843848866698,0.2362755107940579,0.18597623495997667,0.1729973373260947,0.17002843921929836,0.16214593771456273,0.15325148141202397,0.14198282834465856,0.14047991705146579,0.13898339837349236,0.13571841437501223,0.1249639140472439,0.12303677024807956,0.12135678796005264,0.1197045826683112,0.11631090420687523,0.11564094187143888,0.11089157814881558,0.1095795678326193,0.10891907498764944,0.10430762480539303,0.1035171213243155,0.10117809006100187],"twin_dists":[0.14671304656126255,0.16757762081897357,0.17610658632693024,0.22061518377128136,0.23821518717021486,0.24328365985017364,0.24448088776305393,0.24773424827647028,0.2515461318099084,0.2566162881677784,0.25731480850877947,0.2580159136231649,0.25956533354037664,0.26487584215024007,0.2658637040127975,0.26673452673690917,0.2675999681230777,0.2694066768749498,0.2697681132582143,0.27237763037074547,0.2731136856965441,0.27348681413920284,0.27614204213233073,0.27660633160084197,0.2779965173576925],"n_dims_used":43,"mean_confidence":0.9140196511911791},"coverage":{"mean_confidence":0.9140196511911791,"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}}