{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011399","484:4840006214","500:5000011414","500:5000011193","468:4680008622","468:4680002623","500:5000010029","484:4840006335","500:5000011438","478:4780001831","498:4980000636","500:5000011098","500:5000011020","500:5000010535","478:4780002261","498:4980003824","500:5000011028","498:4980004758","498:4980000796","500:5000010801","500:5000010935","484:4840005836","468:4680007705","500:5000010224","484:4840006216"],"twin_admin_codes":[500,484,500,500,468,468,500,484,500,478,498,500,500,500,478,498,500,498,498,500,500,484,468,500,484],"twin_sims":[0.550996935712507,0.5112820509442774,0.50263096042214,0.5025616950249108,0.46302753269918123,0.4537937298801686,0.45186467468615293,0.4148446673824928,0.41338265527684226,0.4050647340362386,0.39613777975269626,0.39517540079908436,0.37572183196368475,0.3727165590417451,0.3723838576187996,0.3723760445378318,0.37056746496460446,0.3623304057813769,0.3574470129644349,0.3505958563171739,0.34862670326272815,0.3471708149787994,0.3452319927542751,0.34355475493320475,0.3408685777647773],"twin_dists":[0.14179844159188287,0.15043411616857003,0.15233552739376585,0.15235078624224183,0.16116673083655012,0.1632613249763845,0.16370085753253827,0.17228340264796538,0.17262870624970791,0.17460352228583842,0.17674321172276075,0.1769751903427023,0.18172278648216492,0.18246667952946324,0.18254921407979685,0.18255115273891923,0.18300045816958246,0.18506077787776185,0.18629345521329246,0.1880375487927434,0.18854211250449168,0.18891612368669572,0.1894154855364342,0.18984867372132438,0.1905447978789795],"n_dims_used":45,"mean_confidence":0.9238340589735243},"coverage":{"mean_confidence":0.9238340589735243,"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}}