{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004566","480:4800004068","480:4800005419","480:4800004473","480:4800005337","480:4800004147","480:4800003834","480:4800004652","480:4800005740","480:4800003835","480:4800005349","480:4800003903","480:4800003911","480:4800003836","480:4800004479","480:4800004740","480:4800005737","480:4800004301","480:4800004906","480:4800004818","480:4800004391","480:4800004657","480:4800005351","480:4800004987","480:4800005503"],"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":[0.5525911499380555,0.48152859395400965,0.43639242579589066,0.43278834752752715,0.4242800135485492,0.42413420944932734,0.3130288355947764,0.2997100510285859,0.26038270572931327,0.25125914790565185,0.24610529598779798,0.2445325751282307,0.2297246406952285,0.218552122221094,0.21040335284269127,0.20969058702307872,0.20703628976416735,0.19612211053801165,0.17948388772842333,0.1751113677643024,0.17451501636652966,0.17182069828231528,0.1713197396015714,0.16528915195208094,0.16118677254945055],"twin_dists":[0.14145435047324617,0.15701279413125716,0.16725225999221838,0.16808653738068616,0.17006731933836497,0.17010140526459908,0.19794337297416736,0.20161438392472283,0.21305772365566342,0.215862994914399,0.21747643270460246,0.21797309584028182,0.22275454041534154,0.22649833165116426,0.2293106010006959,0.22956007095503736,0.23049419068692828,0.23442383098542702,0.2407180677367378,0.24244009197213537,0.2426773163345877,0.24375637333436131,0.2439583364878154,0.24642354574321026,0.24813787788439975],"n_dims_used":43,"mean_confidence":0.9185457451398983},"coverage":{"mean_confidence":0.9185457451398983,"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}}