{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002965},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003241","490:4900004192","490:4900003922","490:4900002369","490:4900002375","490:4900003240","491:4910002161","490:4900003631","490:4900005019","490:4900002066","490:4900004193","490:4900003635","491:4910001505","490:4900003106","490:4900003780","490:4900003630","491:4910001506","490:4900002374","490:4900003642","490:4900004337","490:4900003639","490:4900004470","490:4900004880","490:4900002368","490:4900004477"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.6109113232159439,0.46210389384776446,0.45504474092599306,0.4046901748672328,0.3154448672313883,0.27581233655704973,0.27557666477936393,0.2738639926277326,0.27326273757505276,0.2695743571230792,0.25967566370877204,0.24465960530814465,0.24000847737138253,0.22579879652411353,0.22566396503216307,0.22326598019094243,0.2124913992812296,0.20539127596632534,0.20258523367654677,0.19936675064880385,0.19849408709165867,0.19018439367405557,0.1786418657161169,0.17826128008325087,0.17379377228919105],"twin_dists":[0.12893645337309165,0.16137557382614565,0.16297665092246794,0.17469286938537773,0.19728711454973416,0.20845033916352923,0.208519498775512,0.20902318683196472,0.2092004710467945,0.2102933071584061,0.2132728802083192,0.21793290359632025,0.21941340701219395,0.22405596017271565,0.22410092231881135,0.2249035774359448,0.22858306509092138,0.23107722342605003,0.23207917312583662,0.23324020161292006,0.23355722811666949,0.23662555515619155,0.24104734425354718,0.24119653542955852,0.24296499629662863],"n_dims_used":45,"mean_confidence":0.8987664116753472},"coverage":{"mean_confidence":0.8987664116753472,"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}}