{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004038","494:4940008226","494:4940007510","494:4940007290","496:4960004512","490:4900000788","490:4900002147","496:4960012052","496:4960011552","494:4940007505","490:4900001574","494:4940007165","496:4960007778","496:4960012348","487:4870002659","490:4900002338","494:4940007406","490:4900003089","470:4700006923","470:4700006924","470:4700007032","490:4900002184","494:4940007399","490:4900001590","466:4660013787"],"twin_admin_codes":[490,494,494,494,496,490,490,496,496,494,490,494,496,496,487,490,494,490,470,470,470,490,494,490,466],"twin_sims":[0.6365770487638273,0.5175016092434703,0.51342337453454,0.4906602490836751,0.4835329177153758,0.4774288344735674,0.4737667063492502,0.4643802478714025,0.46245265953918235,0.416181721461951,0.3870780308731081,0.37593291201206636,0.3753189677123403,0.37017503276206176,0.3616994508197714,0.3583083116059458,0.3472203124307078,0.3415084468322003,0.3403735349770528,0.33630545040149545,0.33370967102356996,0.3248399100872641,0.3246997896310962,0.32469785340127066,0.318903921130168],"twin_dists":[0.12343540989639383,0.14907222489157457,0.14996477001447017,0.15498150066183625,0.1565659309247318,0.15792867614437361,0.1587489449285755,0.16086113307672095,0.16129669756197332,0.1719680718369225,0.1789375390256945,0.18167064787792364,0.1818223372473582,0.18309809352008785,0.18521956636787304,0.18607542147887862,0.18890339446137966,0.1903787104526196,0.1906734080682443,0.1917341110181666,0.192414557069622,0.1947617490423312,0.19479911087893623,0.19479962721961305,0.19635247871489636],"n_dims_used":45,"mean_confidence":0.9178971184624566},"coverage":{"mean_confidence":0.9178971184624566,"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}}