{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001746","487:4870003799","487:4870003237","494:4940008656","490:4900001435","487:4870001902","496:4960007668","494:4940008737","487:4870004833","490:4900003171","494:4940006812","494:4940004417","490:4900000389","487:4870001665","487:4870002854","496:4960010614","490:4900003220","496:4960006881","496:4960010615","496:4960008144","487:4870002522","487:4870001353","487:4870002280","494:4940008795","490:4900001569"],"twin_admin_codes":[487,487,487,494,490,487,496,494,487,490,494,494,490,487,487,496,490,496,496,496,487,487,487,494,490],"twin_sims":[0.127344156878463,0.10523423847347278,0.08351634940127066,0.05780010916286866,0.05295202827071734,0.05137593948241952,0.048791697574565786,0.04850706352104257,0.04432116626862087,0.04356119687220199,0.042940187383105836,0.042122472814470256,0.041998756566055284,0.041840652984514816,0.041247642320687804,0.04123393426427398,0.04018828760353191,0.04006638498866251,0.039301712573284055,0.038683380931713175,0.03778629990097376,0.03761754179253894,0.036843172630755525,0.03613759725823888,0.035498815272092664],"twin_dists":[0.2636715641726322,0.2756012861599345,0.2894023752961292,0.31011267963770023,0.3148415222278467,0.3164562021078671,0.3191951943182162,0.3195042181355935,0.32423357182829254,0.3251320831872152,0.3258761361529961,0.3268698003913351,0.32702154858703286,0.327216024676535,0.32795102184663966,0.3279681171303904,0.3292864950587199,0.32944207163652767,0.33042719965321865,0.33123571796937656,0.33242839174797384,0.33265543217735405,0.33370844278672346,0.3346843856823347,0.33558200168266467],"n_dims_used":43,"mean_confidence":0.9128277800803961},"coverage":{"mean_confidence":0.9128277800803961,"n_dims_used":43,"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}}