{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760002521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760002242","476:4760002369","476:4760002241","476:4760002093","476:4760002364","476:4760002366","476:4760002370","476:4760002931","476:4760002139","476:4760002275","476:4760003187","476:4760002932","476:4760002217","476:4760002807","476:4760002341","476:4760002050","476:4760002302","476:4760001895","476:4760002440","476:4760002681","476:4760001931","476:4760002075","476:4760001969","476:4760003022","476:4760002486"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.7703430105937898,0.7362698346503423,0.6516039723343791,0.6443648901685155,0.640369529779665,0.5616126610571054,0.47742611930328,0.47267954239112153,0.4723218382275342,0.4668004816435324,0.45779559492486016,0.4485456249663988,0.4246029752203562,0.39407923472556955,0.39159704543093443,0.38767216572078284,0.3781451081923244,0.3765997581805625,0.37648478638742094,0.3717812928461393,0.36737385148190327,0.36605041659289356,0.3632594666353767,0.361848025787064,0.3548999347073468],"twin_dists":[0.09381926481227555,0.10162769572587647,0.12020489739083608,0.12176245588444361,0.1226210340131703,0.1395099727046585,0.15792928354540464,0.15899285661722384,0.15907315041497797,0.16031513822626678,0.16235167997082559,0.1644587330077184,0.16999183508079396,0.17723973580719202,0.1778400442380481,0.178792903426329,0.18112507329535202,0.18150602501400473,0.18153439768831622,0.1826987874710132,0.1837965170212995,0.18412741751679698,0.18482722209323219,0.1851821627773122,0.18693982328478087],"n_dims_used":44,"mean_confidence":0.9167045246471058},"coverage":{"mean_confidence":0.9167045246471058,"n_dims_used":44,"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}}