{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001955","496:4960002335","496:4960003174","496:4960001956","496:4960002079","496:4960002203","496:4960003718","496:4960002202","496:4960002320","496:4960003033","496:4960003445","496:4960002897","496:4960001701","496:4960002890","496:4960002332","496:4960003308","496:4960003715","496:4960003021","496:4960003433","496:4960003019","496:4960001957","496:4960002208","496:4960002888","496:4960003164","496:4960003028"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8607407492430775,0.8501369528186591,0.8362455515123234,0.8168103997440592,0.8118551097203357,0.8043300886813001,0.8020614138518137,0.7979380123015734,0.7939991080605945,0.7886988651123764,0.7852145938130775,0.7822627705101561,0.7813727193279103,0.7804793068142045,0.7798528681493184,0.7699236116148092,0.7611030170908348,0.7527626037408681,0.7441010197008736,0.7350542866485766,0.7228220921891713,0.7148498410177329,0.7130209929575867,0.7091605996868762,0.7084768175225776],"twin_dists":[0.0711261573225537,0.07400745191559745,0.07767167294164608,0.08262064906234144,0.08385375033397666,0.08570644354850208,0.08626053794550508,0.08726258265332645,0.08821392994968066,0.08948544393180409,0.09031614730987249,0.09101682854540186,0.09122756177533463,0.09143884314100087,0.0915868415879009,0.093917121543533,0.0959642506870421,0.09788183859371762,0.0998562483658426,0.10190156586610748,0.10464243915449736,0.10641512749031683,0.10682039060570964,0.10767421561434388,0.10782522855477286],"n_dims_used":45,"mean_confidence":0.9412152608235677},"coverage":{"mean_confidence":0.9412152608235677,"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}}