{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003911","490:4900004069","491:4910002364","490:4900002064","490:4900003910","490:4900005559","490:4900003245","490:4900006192","490:4900005561","491:4910001810","490:4900005290","490:4900003912","491:4910001751","491:4910002207","490:4900004068","491:4910001866","490:4900005825","490:4900005818","491:4910001750","490:4900003366","490:4900005938","490:4900005937","490:4900005427","490:4900002964","491:4910001626"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,491,490,490,491,491,490,491,490,490,491,490,490,490,490,490,491],"twin_sims":[0.21464036317352583,0.20978221171292055,0.1569540654109228,0.07744868236947995,0.06873140451306188,0.06541872533494404,0.047082770049051405,0.04007904986207378,0.036218697960701,0.03564708401515661,0.033889382710155444,0.032837002728723357,0.03147047327566992,0.028030332218982032,0.026289685115906958,0.022514718974897704,0.021681974360168874,0.021338053561649913,0.02053873904151333,0.020391103815192196,0.01889341796533045,0.018265144261597727,0.018097946666789197,0.018048522558275697,0.016930432325579885],"twin_dists":[0.2278393413549869,0.22952796981732113,0.24994020939145653,0.2937656246250433,0.30054365409709766,0.3033033254451485,0.3210736976172374,0.32942588966766534,0.3345713894320657,0.33537243848640697,0.3379060377894499,0.33947706719742576,0.3415825198903619,0.34725183903692597,0.3503521003935929,0.3577369593543404,0.3595095672766866,0.36025896407496283,0.36204210827332556,0.36237805387138483,0.3659116208432197,0.3674672663960652,0.3678891397520338,0.36801450003558633,0.37093402034988193],"n_dims_used":44,"mean_confidence":0.8952206698330966},"coverage":{"mean_confidence":0.8952206698330966,"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}}