{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001283","490:4900001281","490:4900001285","490:4900002450","490:4900006031","490:4900006641","490:4900003701","490:4900003037","490:4900003439","490:4900000771","490:4900007608","490:4900005883","490:4900000891","490:4900003065","490:4900000710","490:4900000409","490:4900006751","490:4900004538","490:4900001282","490:4900001549","490:4900001403","490:4900001415","490:4900001550","490:4900000825","490:4900000403"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.68901232277067,0.5731986826042499,0.5418463620098297,0.5286093250096701,0.5083447904241544,0.49390318060201027,0.4878507785054042,0.4667805071330938,0.46565383593187626,0.45006069826215733,0.42374068332585,0.42163478895553363,0.39483900199632443,0.388552098647709,0.3793036208619911,0.37851179687127445,0.37308478146156143,0.3663454581076566,0.3619976611573554,0.35567955773143173,0.351475615327762,0.34985171477894994,0.34392470109649,0.3376318738450364,0.33266774968015284],"twin_dists":[0.11209847965530269,0.137018862080625,0.14377672190667362,0.14664959173371667,0.1510787368917467,0.15426287699017271,0.1556052136194669,0.16031964038912289,0.16057369444398176,0.1641125205398728,0.17019342779097035,0.17068648137152162,0.17705633972161924,0.178578885595411,0.18083997873724977,0.18103479031196473,0.18237537551067304,0.18405359589909484,0.18514450011816583,0.18674172615198878,0.18781260419008028,0.18822804803380408,0.18975302957923246,0.19138750646253705,0.19268849094580262],"n_dims_used":45,"mean_confidence":0.9161921183268229},"coverage":{"mean_confidence":0.9161921183268229,"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}}