{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920007110","491:4910001700","491:4910000351","492:4920005121","491:4910000394","491:4910000598","492:4920005064","491:4910000310","491:4910000671","491:4910000546","487:4870000311","491:4910000393","492:4920003206","491:4910002073","665:6650001731","491:4910000664","492:4920003483","492:4920007037","492:4920006685","492:4920004026","492:4920005221","492:4920001506","492:4920003297","492:4920005694","495:4950000446"],"twin_admin_codes":[492,491,491,492,491,491,492,491,491,491,487,491,492,491,665,491,492,492,492,492,492,492,492,492,495],"twin_sims":[0.21332788539546105,0.1023158149043611,0.08885024787423833,0.08309421264603938,0.08159941591984747,0.07468834124759431,0.0363104685893117,0.025036934243027727,0.019519517134437496,0.019292245058554865,0.01893131951660567,0.018632190184056246,0.015253711803149389,0.013555736266776537,0.013319240620993369,0.013192275895336477,0.012236164886827555,0.009764342769275812,0.009209911261367902,0.008491521629013513,0.008289201535351396,0.007755763041668441,0.007046508799385957,0.006767185731072259,0.005765576837787584],"twin_dists":[0.22829296806542623,0.27731722046671314,0.2857712684585949,0.28969756807446184,0.2907525864360632,0.295842067775374,0.33444378582061207,0.35269488116728165,0.36440570682282003,0.3649474051872855,0.3658192281712044,0.36655285958363804,0.37564643138610604,0.38090863031608607,0.381687203632825,0.38211024351144135,0.38541703825580453,0.39516937469370783,0.39765672290226783,0.40108669531888874,0.40209953525822784,0.4048802134186149,0.4088560659117433,0.41052131754761045,0.41705082429731916],"n_dims_used":45,"mean_confidence":0.8982689751519097},"coverage":{"mean_confidence":0.8982689751519097,"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}}