{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000737},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000217","491:4910000354","497:4970002621","491:4910000806","491:4910000507","491:4910000216","491:4910000671","491:4910000735","487:4870004061","497:4970002620","491:4910001977","491:4910000736","491:4910000218","491:4910004924","491:4910003700","491:4910003602","665:6650003044","491:4910002177","665:6650000933","491:4910000498","665:6650000931","491:4910000615","491:4910000796","491:4910000313","491:4910000608"],"twin_admin_codes":[491,491,497,491,491,491,491,491,487,497,491,491,491,491,491,491,665,491,665,491,665,491,491,491,491],"twin_sims":[0.14503997420778633,0.041065330015561376,0.03959382733373177,0.013763659494727309,0.010944288675828915,0.008370815696861203,0.004611730258988216,0.004103192980627206,0.0039512741733589455,0.003624383083416843,0.0030252957231171698,0.0029662345688560507,0.002753020460648393,0.0027455094486673573,0.002670836420153987,0.0026536721906377805,0.00237847397820324,0.0023084792718987483,0.0022104804562123512,0.0021772105258001896,0.0020700911622482747,0.0018078782249839466,0.00176910320325519,0.001717489608229767,0.0017072437352666984],"twin_dists":[0.2552121836832458,0.3281787760128428,0.3300489717509112,0.38023397498563377,0.39026959463653405,0.40168832892983347,0.42598642427904193,0.4305878829185366,0.4320632453646053,0.43542138246175827,0.44236502706383724,0.44311614233507185,0.4459465766148751,0.44604989953648755,0.447091430991871,0.4473346007354499,0.45144402358797064,0.45255868973726243,0.4541726005528193,0.4547354754801731,0.4566030371005191,0.46157916713677144,0.4623707777646793,0.4634496636829726,0.4636673828267331],"n_dims_used":45,"mean_confidence":0.889056905110677},"coverage":{"mean_confidence":0.889056905110677,"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}}