{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005502","496:4960007241","496:4960007638","496:4960005190","496:4960007380","496:4960005633","496:4960007637","488:4880002851","496:4960006974","496:4960004881","488:4880003091","488:4880003189","488:4880002816","496:4960005488","496:4960005033","496:4960006847","496:4960004431","496:4960007377","488:4880003906","496:4960005490","496:4960006048","496:4960005491","496:4960007750","496:4960004728","496:4960006846"],"twin_admin_codes":[496,496,496,496,496,496,496,488,496,496,488,488,488,496,496,496,496,496,488,496,496,496,496,496,496],"twin_sims":[0.8635048290620884,0.7705016576113162,0.6977261765850211,0.692855742988109,0.688135562022318,0.6587606823659672,0.6565825065669004,0.6507304386192075,0.6482084566773175,0.6358316928259177,0.6324718145452044,0.6109520042871417,0.6072922807771021,0.6052268537087061,0.6022781380199254,0.6006182732211831,0.5932467609501954,0.5883333828813486,0.5878521922481469,0.5876262961360222,0.5845375898889951,0.583625149076025,0.578771262085548,0.5767206428353724,0.5745822324264762],"twin_dists":[0.07036172282990423,0.09378223560372097,0.11019122028561648,0.11125832176292844,0.11228990872209633,0.11866221367243796,0.11913206507465661,0.12039299059034601,0.1209358062058745,0.12359540020724767,0.12431636145052286,0.12892774200450988,0.12971140371201054,0.13015366757774452,0.13078508118517665,0.13114052788176225,0.1327193789237049,0.1337721737413909,0.1338753039434956,0.13392372037412612,0.13458584113141664,0.1347814840853821,0.13582262907776207,0.13626269844577182,0.13672176085290322],"n_dims_used":45,"mean_confidence":0.9368872748480903},"coverage":{"mean_confidence":0.9368872748480903,"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}}