{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000463},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000453","491:4910000126","491:4910000567","491:4910000452","491:4910000328","491:4910000194","491:4910000182","491:4910000568","491:4910000692","491:4910000108","491:4910000456","491:4910000687","491:4910000515","491:4910000516","491:4910000088","491:4910000236","491:4910000878","491:4910000069","491:4910000508","491:4910000197","491:4910000634","491:4910000694","491:4910000150","491:4910000693","491:4910000513"],"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":[0.5682060180707951,0.4262456680912629,0.3713944242448498,0.3699418972612538,0.3660629882111667,0.3511527228233301,0.34774520443947304,0.3231349706113138,0.3146711745625538,0.30645130144158267,0.287800072923292,0.27884717148063176,0.2741976795529917,0.26857746244256403,0.2545507789263488,0.2537714791643059,0.24593427548206753,0.2455278899293538,0.22952568783363544,0.22221213177953833,0.22037016067572837,0.2108870714118905,0.20324675539287412,0.197165803835149,0.1955324627550758],"twin_dists":[0.13809160601299753,0.1696082652199317,0.18279488225963098,0.18315612092377248,0.184124271393323,0.18789513001622438,0.1887684671576239,0.19521696615281905,0.1974969583892803,0.19974480157540334,0.20497874622248216,0.20756295142602807,0.208924900041305,0.21059026218021842,0.2148435679348261,0.21508415816464338,0.21753034152583933,0.21765853861463386,0.22282013801120346,0.2252581390456816,0.22588056670096873,0.2291416250259735,0.23184211131410284,0.2340416285754931,0.23464038447047475],"n_dims_used":45,"mean_confidence":0.8905529446072049},"coverage":{"mean_confidence":0.8905529446072049,"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}}