{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920005367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920005419","492:4920005366","492:4920006035","492:4920005462","492:4920005410","492:4920006233","492:4920005703","492:4920005411","492:4920005473","492:4920005583","492:4920005909","492:4920004664","492:4920006276","492:4920006224","492:4920006977","492:4920005426","492:4920005706","492:4920006785","492:4920005362","492:4920005594","491:4910001221","492:4920004510","492:4920005860","492:4920004507","492:4920005908"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,491,492,492,492,492],"twin_sims":[0.5487641968466359,0.44741671942317285,0.39611682643856294,0.3878277691345266,0.3813974824678434,0.33626073944554385,0.3339386321218306,0.3153484957114183,0.2952283588271171,0.28562826221139215,0.25646572603222456,0.24075702440027447,0.23657857659046255,0.22599961006060545,0.22087318313313714,0.2198597132143579,0.21947067364458003,0.21913601332688745,0.21864146208715715,0.20978369434230074,0.20749574613639674,0.20491688209072656,0.20307564478907963,0.19458265937244124,0.19384037377883842],"twin_dists":[0.14228062095561683,0.16471698754868883,0.17674825969194038,0.17875504079793667,0.18032577391413027,0.1917458071965225,0.1923544228611733,0.19731323687379862,0.20287094367409095,0.20560112521813625,0.21425435107763838,0.21917388921943315,0.22051715611410305,0.22398902808399995,0.22571024421669134,0.22605366953318518,0.22618578141701395,0.22629955258873063,0.22646789384229765,0.2295274504495747,0.2303319136875538,0.2312459529703005,0.2319033793796184,0.23499016298594902,0.23526434647579508],"n_dims_used":45,"mean_confidence":0.8999743991427951},"coverage":{"mean_confidence":0.8999743991427951,"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}}