{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920004867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920005110","492:4920004282","492:4920004638","492:4920004062","492:4920004177","492:4920004584","492:4920005851","492:4920006075","492:4920005104","492:4920004127","492:4920004985","492:4920006170","492:4920004871","492:4920004516","492:4920004175","492:4920005284","492:4920005112","492:4920004182","492:4920004384","492:4920005235","492:4920004272","492:4920006218","492:4920006845","492:4920004491","492:4920005746"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.4600778047068163,0.37095191552429124,0.3574068322667921,0.3353892110859084,0.32885997052280236,0.3128777433758833,0.2992708499380759,0.29239522564069365,0.29176295172029176,0.2915919509751345,0.2746779967958828,0.26888819822790877,0.2680499378295334,0.26267381967062065,0.2615202377616869,0.25972306892979513,0.24850233853962764,0.24668988957690222,0.24436942076687773,0.24272865390007495,0.24222466846059124,0.2375065787365439,0.23208271415166495,0.2313974446468955,0.22938042376409729],"twin_dists":[0.16183420749838098,0.18290485836733408,0.18630363335380992,0.19197396340324419,0.1936936138766204,0.19798450917578175,0.20173703591683187,0.20367109726558694,0.20385029489085593,0.2038987991462516,0.20878355234866794,0.2104976270897559,0.2107476775521072,0.21236303557675817,0.21271233573726103,0.21325844303916483,0.21672336088032199,0.2172923397634096,0.21802473750645954,0.21854531555263054,0.21870567519841935,0.22021749964294535,0.22197988744219208,0.22220446947003672,0.22286805736267554],"n_dims_used":45,"mean_confidence":0.9071468777126737},"coverage":{"mean_confidence":0.9071468777126737,"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}}