{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004081","480:4800004158","480:4800004156","480:4800004489","480:4800005814","480:4800004494","480:4800003919","480:4800005180","480:4800003850","480:4800004992","480:4800003992","480:4800004493","480:4800004404","480:4800004239","480:4800005088","480:4800004157","480:4800004076","480:4800004237","480:4800004155","480:4800003918","480:4800004994","480:4800004406","480:4800003294","480:4800005746","480:4800004238"],"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":[0.5207503469913967,0.46774182381488116,0.3962734125530241,0.27659737015336505,0.25459601152001565,0.24258505247851483,0.23571413902446958,0.23464604551845245,0.21845259027321529,0.20207253051120158,0.20010414438695381,0.19923036519002366,0.19140668432212088,0.1880614524393772,0.18595025729708015,0.18325121783632803,0.15922211997550284,0.15262554884497545,0.15072629298670212,0.1503739413743752,0.13262623097556384,0.1287069060025369,0.1281981807460064,0.1263727892447406,0.1246814519959465],"twin_dists":[0.1483624356352377,0.16010303892678673,0.1767105387070941,0.20822022566429169,0.21482961781578444,0.21859098513138256,0.22079697866763354,0.2211436542224539,0.22653225170655492,0.23226327052560602,0.23297306226939074,0.23328968531080657,0.23616845277659582,0.2374243807244637,0.23822507821547262,0.23925808497822096,0.24897010830575358,0.2518204184286283,0.2526577699293517,0.25281396818265167,0.261058729529465,0.2629897442312022,0.2632436312279125,0.26416094598281903,0.2650199056742625],"n_dims_used":43,"mean_confidence":0.9177373841751454},"coverage":{"mean_confidence":0.9177373841751454,"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}}