{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000053","491:4910002760","480:4800000031","480:4800000070","490:4900007644","491:4910002739","480:4800000159","480:4800000089","492:4920001205","491:4910002411","491:4910002648","480:4800000016","480:4800000012","490:4900007032","492:4920000318","480:4800000076","492:4920001162","492:4920000060","480:4800000009","491:4910002761","492:4920002331","492:4920002011","480:4800000207","480:4800002758","480:4800000030"],"twin_admin_codes":[480,491,480,480,490,491,480,480,492,491,491,480,480,490,492,480,492,492,480,491,492,492,480,480,480],"twin_sims":[0.0065286828328941495,0.005315842088983474,0.00482625844399226,0.0025885958790658396,0.0019361953800623474,0.0012301910014327832,0.0011336994421124293,0.0011232457384917126,0.001119002718262067,0.0010033339869666424,0.0008718673184635026,0.0007893695042824001,0.0006706695135540781,0.0005991007119421385,0.0005987842957293219,0.0005889621021865744,0.0005802357652196187,0.0005030256754753926,0.0004962266852683757,0.0004345498459061413,0.0004289733961767661,0.00042869797474329283,0.0003499238536214785,0.0003352718276711254,0.00032847510720976093],"twin_dists":[0.41199291084148654,0.42032263506046663,0.4241822341180663,0.4482698286588676,0.45906655407823505,0.47543946816909705,0.4783286060067532,0.478655160294884,0.4787885082434936,0.4826170491766799,0.4875009176050011,0.4909281741542842,0.4964955422430846,0.5003145837591502,0.5003323940250916,0.5008896720742223,0.5013920955021198,0.5061730255664973,0.5066262989474609,0.511025986314901,0.5114521176438959,0.5114732983556438,0.5181257985089341,0.5195164212283265,0.5201809484840847],"n_dims_used":43,"mean_confidence":0.9078450757403707},"coverage":{"mean_confidence":0.9078450757403707,"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}}