{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001265","490:4900003437","490:4900003305","490:4900001398","490:4900001672","490:4900001542","490:4900001974","490:4900001978","490:4900006635","490:4900002275","490:4900001267","490:4900000695","494:4940008621","490:4900004534","490:4900001553","494:4940008339","490:4900000228","490:4900003438","490:4900002122","494:4940008667","490:4900003172","494:4940008238","490:4900003175","494:4940007511","494:4940007796"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,494,490,494,490,494,494],"twin_sims":[0.5461957826313901,0.4773021605483641,0.4142548606187485,0.40640563019160497,0.37145816336903653,0.3569320713746118,0.3532135209783126,0.32645674752667136,0.3229751841207977,0.3190208955247264,0.3129691779391333,0.3016132997369773,0.2902235739902552,0.28303220992468653,0.27648508148256007,0.2736678799262114,0.2654994615907294,0.25577779359228325,0.2553735285876126,0.24564569859903504,0.2455236873952507,0.24105173002939062,0.23867038428258186,0.23363629532096253,0.2314182712357807],"twin_dists":[0.1428356979444056,0.15795701510633092,0.17242264198232884,0.1742839676195549,0.18277904660870878,0.1864239392356932,0.1873691022452439,0.19433127929625446,0.19525969745228458,0.19632097241100513,0.1979596139505366,0.20108409003269379,0.2042875492016994,0.2063488239448463,0.2082531158665243,0.2090809857245669,0.21151147563781636,0.21446570166725823,0.2145900702499176,0.21762136101679344,0.21765986504602616,0.21907972281716534,0.21984277830742863,0.22147234492117993,0.22219763756815064],"n_dims_used":45,"mean_confidence":0.9207912868923611},"coverage":{"mean_confidence":0.9207912868923611,"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}}