{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001592","487:4870001218","487:4870001392","487:4870001491","487:4870001485","487:4870001768","487:4870001027","487:4870001122","487:4870001025","487:4870000938","466:4660013000","487:4870001309","487:4870001125","487:4870001213","490:4900003607","487:4870000611","487:4870000763","466:4660014132","487:4870001859","487:4870000685","487:4870000765","487:4870001590","487:4870001593","487:4870001586","490:4900004434"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,466,487,487,487,490,487,487,466,487,487,487,487,487,487,490],"twin_sims":[0.6270091381196796,0.5294915324804735,0.5178988767940833,0.44433640138211206,0.43310731138202785,0.4295066011794373,0.4035755487622996,0.4022071016259941,0.39796828533551537,0.37896014330737965,0.3683043341769171,0.3614647875840585,0.36081015780705167,0.3565855401913415,0.3561978057837034,0.3543069194574375,0.35111266807338304,0.3470825728935214,0.344181916409806,0.3282327450140099,0.3023553873977733,0.29396309918459723,0.29302285106880627,0.28897555103208056,0.2880474704450305],"twin_dists":[0.12548781368895826,0.14645766968484053,0.14898537240897233,0.16542291863835504,0.16801259111864986,0.16884863849307857,0.1749589708034173,0.17528612022516535,0.17630268746689967,0.18092445990329095,0.18356422430390398,0.1852786585027725,0.18544360850899186,0.18651180330911687,0.1866101667477931,0.1870906553679927,0.18790537009008595,0.18893881921689354,0.18968656256882427,0.1938597917961977,0.2008778543773923,0.20322772326332417,0.2034934443652742,0.20464306050470957,0.20490802795187996],"n_dims_used":43,"mean_confidence":0.9152723800304324},"coverage":{"mean_confidence":0.9152723800304324,"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}}