{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002192","480:4800002187","480:4800001311","480:4800001248","480:4800001805","480:4800002086","480:4800002139","480:4800002282","480:4800002327","480:4800001430","480:4800002145","480:4800002509","480:4800001487","480:4800002409","480:4800002033","480:4800001926","480:4800002027","480:4800001750","480:4800002511","480:4800002315","480:4800001639","480:4800001930","480:4800002237","480:4800001870","480:4800001365"],"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":[0.7835834266766661,0.7611935838847348,0.7602189917930333,0.7560259369966824,0.7312855844952852,0.7039172353428226,0.6991438347080458,0.6787735557642876,0.6326221871872262,0.6212131232645489,0.6178047953622438,0.6175629564491761,0.5973255128699992,0.5925924652091988,0.5863676921826254,0.5781993315191709,0.5735246632363062,0.5634352577966626,0.553604310357033,0.5527286801016402,0.5410227253261715,0.5396970086576798,0.5362564575903563,0.5337557789786989,0.5231296938025155],"twin_dists":[0.09070368425720918,0.09594333436789065,0.09616830713051493,0.09713354411463677,0.1027488968379836,0.1088305572257143,0.10988007734971705,0.11432905095601165,0.1242841023848466,0.12672995979877805,0.12746011297091953,0.1275119147974524,0.1318457070015755,0.13285955128573365,0.1341934982699505,0.1359453533359543,0.13694885508381477,0.1391176861655359,0.14123575380312547,0.14142467368221281,0.1439550745848698,0.14424225550543904,0.1449881882624977,0.14553094206423758,0.147843250560058],"n_dims_used":42,"mean_confidence":0.9111230032784599},"coverage":{"mean_confidence":0.9111230032784599,"n_dims_used":42,"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}}