{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002931","497:4970002270","492:4920004972","497:4970001873","665:6650000128","497:4970003025","497:4970003327","491:4910001139","497:4970001528","497:4970003195","497:4970002511","497:4970001937","497:4970002866","491:4910001268","491:4910001135","497:4970002878","497:4970000165","497:4970002978","487:4870008141","497:4970001687","491:4910001858","497:4970002354","497:4970002920","491:4910001269","492:4920006899"],"twin_admin_codes":[497,497,492,497,665,497,497,491,497,497,497,497,497,491,491,497,497,497,487,497,491,497,497,491,492],"twin_sims":[0.012444917067844256,0.010966054791009053,0.0037506160868067888,0.003671183728992041,0.0028493114216818715,0.002720252319140535,0.0023299594638191297,0.0023006247322595362,0.0018232275994683948,0.0014950601216159728,0.0013499791008660573,0.0012393107326182872,0.0011588609819361561,0.0010332695832552365,0.0010312715247461268,0.0009390513448305697,0.0008468752466298556,0.000798036018774313,0.0007625146500426822,0.0007591519221911037,0.0007448287096148111,0.0006942709847770547,0.0005963105988570058,0.0005924836207897409,0.000580474172258854],"twin_dists":[0.38467599822140647,0.3901837145175522,0.4340931190473505,0.4349240866828052,0.4446443430639926,0.44639924940816095,0.4522133568447477,0.4526857022443712,0.4612701153439548,0.46847039466677615,0.4721314062027804,0.47517736223076906,0.47755389980364965,0.48158843909428073,0.48165622757067844,0.48492567999655867,0.48850617378105327,0.4905528671547515,0.49211596922840156,0.492267435636885,0.4929196649166229,0.4953191672517202,0.5004719354705,0.500688882959418,0.5013782757081688],"n_dims_used":44,"mean_confidence":0.8993786898526278},"coverage":{"mean_confidence":0.8993786898526278,"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}}