{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004143","491:4910001416","491:4910001284","491:4910000548","491:4910001280","492:4920005759","492:4920005667","492:4920004901","491:4910001695","491:4910002636","487:4870000098","491:4910001847","492:4920005525","491:4910001217","492:4920005943","492:4920004495","497:4970003215","492:4920005078","492:4920003144","491:4910002303","491:4910001890","487:4870011965","492:4920005193","492:4920006569","492:4920005186"],"twin_admin_codes":[491,491,491,491,491,492,492,492,491,491,487,491,492,491,492,492,497,492,492,491,491,487,492,492,492],"twin_sims":[0.13522811086883021,0.13237035310773143,0.12643267122753554,0.08590687185735438,0.07675287684834418,0.07015783761123742,0.06566825854666315,0.06208070549058362,0.06004098604808862,0.059613274034729484,0.053802012589781054,0.05131503211930215,0.04163313057132133,0.036918794934920375,0.03686086692545236,0.03556946281992122,0.03540447446932359,0.03503830875268336,0.03399547230592462,0.03235712693276036,0.028675783960390652,0.028056766639137618,0.026653739684589766,0.024453289069641827,0.021955623539699244],"twin_dists":[0.2598004138568081,0.2611834760092565,0.2641306947084292,0.28775283176327926,0.29428334617455565,0.29938859675755486,0.3030915276245047,0.30620207070906263,0.30803686910811645,0.3084280921444305,0.31398722092780734,0.31651942265984456,0.3274722304655668,0.3336047865317254,0.33368417287147767,0.33548205574487955,0.33571573078864847,0.33623766241873426,0.3377499811368721,0.34020774903551904,0.34614424929092324,0.34720604925107434,0.34968935728219086,0.3538211324366788,0.35892063940728225],"n_dims_used":45,"mean_confidence":0.8988299899631076},"coverage":{"mean_confidence":0.8988299899631076,"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}}