{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002215","490:4900002516","490:4900002061","496:4960011057","490:4900002365","496:4960010676","496:4960010752","496:4960011295","490:4900002958","490:4900002517","496:4960011056","496:4960010597","490:4900003765","490:4900002214","496:4960011637","490:4900002946","496:4960011209","490:4900001909","466:4660007478","496:4960010677","490:4900003497","466:4660007474","496:4960010265","490:4900003093","496:4960011387"],"twin_admin_codes":[490,490,490,496,490,496,496,496,490,490,496,496,490,490,496,490,496,490,466,496,490,466,496,490,496],"twin_sims":[0.9173786808851243,0.8370460629571935,0.7799126149616181,0.6019150426051123,0.5820520418416985,0.5616824358928753,0.39724886203209286,0.35867909312473745,0.32786570232019024,0.29411632727580445,0.23802321976146007,0.23521783462139662,0.21432776566558032,0.20783613025758862,0.20500651145585774,0.1790718239486399,0.16930642309600807,0.1286920116908999,0.1256107420456809,0.12341939777181586,0.12013326860030324,0.11836448008918252,0.11786510591924776,0.1148987861071978,0.11112883344325972],"twin_dists":[0.05393621494708982,0.07746361081025731,0.09157273137731939,0.1308628338029295,0.13511883708457517,0.13949495163793132,0.17647571076380908,0.1859816426683207,0.19395711772597865,0.20318446756057862,0.22005100456891305,0.22095793808931635,0.227947212859542,0.2302118502142552,0.23121405367226391,0.2408790699234387,0.2447743088405164,0.2629971666672969,0.26454687105079355,0.2656666358404688,0.2673745459873291,0.2683086586105644,0.2685743151341306,0.27017038005017924,0.2722452465295694],"n_dims_used":44,"mean_confidence":0.9145434986461293},"coverage":{"mean_confidence":0.9145434986461293,"n_dims_used":44,"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}}