{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002831","480:4800003579","480:4800003366","480:4800002914","480:4800002882","480:4800003215","480:4800003176","480:4800003218","480:4800003174","480:4800002973","480:4800002933","480:4800003475","480:4800002578","480:4800003010","480:4800002624","480:4800002880","480:4800003656","480:4800003779","480:4800002793","480:4800003357","480:4800003168","480:4800002972","480:4800003522","480:4800003413","480:4800002574"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6756536517793117,0.6644485863294789,0.6214526171335494,0.6040811265683314,0.594095020636057,0.5910282113601678,0.5560903519193701,0.5473568567911873,0.534241593775463,0.5165193554676427,0.5160411085189414,0.511406730428385,0.5099007000884844,0.5034357318800855,0.49941115185127666,0.49332698977730494,0.49055555154503855,0.4695530444746063,0.4587524399864021,0.44303302191661736,0.4384408002120133,0.43746658219242673,0.4318020601163878,0.424826832570765,0.4213611245673017],"twin_dists":[0.11500672710091284,0.11743379777287176,0.12667864691735983,0.13039900091706735,0.13253766261226338,0.13319469604224232,0.14069963170215524,0.14258471565168265,0.1454254595797469,0.14928703892523312,0.14939166505776927,0.15040677466936062,0.15073715266794993,0.15215828194067457,0.15304545044053441,0.15439045760144973,0.15500472467281934,0.15969535172861674,0.16213461093496107,0.16572218373938813,0.1667793211086521,0.1670041442516775,0.16831533028467782,0.16993952801964968,0.17075063035696414],"n_dims_used":43,"mean_confidence":0.9214422536450763},"coverage":{"mean_confidence":0.9214422536450763,"n_dims_used":43,"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}}