{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011245","490:4900011080","490:4900012185","490:4900011779","490:4900011090","490:4900011581","490:4900011515","490:4900011385","490:4900011768","490:4900011448","490:4900010923","490:4900010924","490:4900010494","490:4900011009","490:4900011582","490:4900011174","490:4900011969","490:4900011387","490:4900011296","490:4900011894","490:4900011017","490:4900012186","490:4900010676","490:4900011451","490:4900011246"],"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":[0.3567629397564646,0.23445308284299737,0.1882569544953026,0.17760549631204625,0.1723687414269656,0.16696587663561296,0.1569202538290781,0.14755473335376712,0.14232127023319846,0.1212891839031219,0.10126731208086606,0.10105061971886493,0.0993637067546559,0.09413744251542369,0.09309871879734047,0.0866279022621482,0.0859740821975654,0.08498681533046963,0.07866670705957629,0.07490451347484282,0.07471531624522249,0.0729435967863705,0.06980299074419144,0.06938623619407691,0.06813856143030883],"twin_dists":[0.18646681760065092,0.22120639506032325,0.23735055362475324,0.24145413698450777,0.2435359103284226,0.2457317156751788,0.24995474852864355,0.2540735427220847,0.25645974751249645,0.26676976134563857,0.27794303084596944,0.2780729968498435,0.2790922869455066,0.28233885593532043,0.2830009396431289,0.2872624799998707,0.2877069858065535,0.2883833174686229,0.29286827907755186,0.295677240869022,0.2958214788792947,0.29718670041671674,0.29967413927194747,0.30001100778252715,0.3010294497077813],"n_dims_used":45,"mean_confidence":0.8931016710069445},"coverage":{"mean_confidence":0.8931016710069445,"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}}