{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012302","490:4900012304","490:4900012301","490:4900012303","490:4900012241","494:4940004802","490:4900000636","490:4900013122","490:4900013154","490:4900013085","490:4900000746","494:4940007326","494:4940004437","494:4940000794","490:4900000861","494:4940008048","490:4900012976","484:4840006910","490:4900000745","494:4940004199","490:4900000633","494:4940004448","494:4940004678","494:4940002030","496:4960010520"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,494,494,494,490,494,490,484,490,494,490,494,494,494,496],"twin_sims":[0.4486519340162817,0.26743279939665365,0.14757415743198238,0.027459055298514605,0.022500402591055173,0.01856854858799071,0.012767197600282018,0.010893607985701437,0.00794506314473863,0.004972016337726056,0.00417989684565928,0.003987425680550891,0.0036668063506773295,0.00346945975022846,0.0033394436175433464,0.0032678501906611137,0.003150972523450275,0.0031506092760505465,0.0030628638328965376,0.0028019425333842543,0.0023207008912996146,0.002011014929033624,0.0019151746000765624,0.0017271613469692318,0.001618307010966895],"twin_dists":[0.16443442580409828,0.2109320781152235,0.2540648038696333,0.34825059898774063,0.35776694894890465,0.36671027155446545,0.3835532942063911,0.390470149818894,0.40387434695069135,0.4229974296888534,0.4298617443171808,0.43170754099545117,0.4349703544073513,0.4371103867969956,0.4385817811458769,0.4394144677007616,0.44081031608824806,0.44081472749091855,0.4418941940390633,0.44527983963974793,0.4523618454023245,0.45767134485588146,0.45946746725948795,0.46324523991683175,0.46560953677826306],"n_dims_used":45,"mean_confidence":0.9122728983561198},"coverage":{"mean_confidence":0.9122728983561198,"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}}