{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001305},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002282","491:4910001493","491:4910001657","491:4910001039","491:4910000980","491:4910000964","491:4910001850","491:4910001307","491:4910001715","491:4910001492","491:4910002231","491:4910001775","491:4910001040","491:4910002357","491:4910001734","491:4910001903","491:4910002230","491:4910001378","491:4910001599","491:4910002103","491:4910001100","491:4910001375","491:4910002042","491:4910002007","491:4910001902"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6315175004606096,0.6172704276029504,0.4948827825620153,0.49206970094671115,0.4712986963781474,0.4547770120541157,0.4523976093918397,0.44310511672729164,0.4378029898562651,0.43653617703942527,0.43523352080813543,0.43085474962334036,0.4148470266457781,0.40850706846705254,0.38873960608879604,0.38836004991931955,0.3694681921803007,0.367669553689451,0.3584176138863376,0.3527925965083492,0.35275808099217426,0.3509243595591969,0.34354868485141105,0.33592366771340515,0.3343105167716612],"twin_dists":[0.12452107188680242,0.12757457338097714,0.15404607211305277,0.1546689990568474,0.15930292706407578,0.16303754990967456,0.163579359970146,0.16570562141368872,0.16692648816610117,0.16721904136248794,0.16752022363146704,0.16853528071279658,0.17228284585387657,0.17378410574938863,0.17853330946124565,0.17862557629064518,0.1832740821152206,0.18372266382797264,0.18604777135654696,0.18747641494553774,0.1874852174653668,0.18795351970357485,0.18985024350838645,0.1918340107070084,0.19225679908220897],"n_dims_used":45,"mean_confidence":0.898091295030382},"coverage":{"mean_confidence":0.898091295030382,"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}}