{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011964","490:4900011832","490:4900011762","490:4900012098","490:4900011893","490:4900011827","490:4900010999","490:4900011829","490:4900011498","490:4900011894","490:4900011768","490:4900011828","490:4900011367","490:4900011707","490:4900011080","490:4900011965","490:4900011150","490:4900011441","490:4900011224","490:4900011431","490:4900011891","490:4900011497","490:4900011225","490:4900010494","490:4900011905"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4764321406321856,0.4341081090898291,0.4303465751028946,0.3472228047430739,0.318624497549649,0.281451858111185,0.28098724819848103,0.26043222440359903,0.21088423029374087,0.20558472352521975,0.18508701481505932,0.1806710024417689,0.17919322235434643,0.16665905814475332,0.16420314130587832,0.1624909330030355,0.14903462075909707,0.14858560784607516,0.1466933016056015,0.14088778714409136,0.1398248445785938,0.13882138969539087,0.13627467803004115,0.13194420947428614,0.12414711863244905],"twin_dists":[0.1581517183117771,0.167780715464783,0.1686533516487615,0.18890275354044525,0.19642776599012934,0.20680601535739884,0.20694072111636214,0.21304266863574323,0.2291426167367394,0.23100849570199417,0.23855431341326516,0.2402556960406171,0.24083160967908512,0.2458579356536577,0.24687435083666087,0.24758949312669412,0.253410162833062,0.2536109233830321,0.25446195679031486,0.25712469135890864,0.2576210148941319,0.2580921505953423,0.2592993976531221,0.26139163455817205,0.26529311034002134],"n_dims_used":45,"mean_confidence":0.8908279418945313},"coverage":{"mean_confidence":0.8908279418945313,"n_dims_used":45,"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}}