{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008319","490:4900008427","490:4900008201","490:4900008761","490:4900006165","490:4900008316","490:4900006182","490:4900008762","490:4900002029","493:4930006731","490:4900005118","490:4900009512","490:4900005910","490:4900008202","490:4900007515","490:4900007506","466:4660003009","487:4870005272","487:4870006154","490:4900003217","490:4900003621","490:4900007272","466:4660007496","490:4900007149","490:4900001728"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,493,490,490,490,490,490,490,466,487,487,490,490,490,466,490,490],"twin_sims":[0.8754354835707482,0.7757837345591986,0.6392421730519146,0.5492803826120326,0.5129035586815897,0.49445135038487337,0.47272808850713355,0.4612665944059825,0.44989411094982007,0.44357819490014416,0.4332299824506369,0.4194200564162408,0.4121253792037706,0.39052904698702245,0.36804607994621047,0.3678738350341556,0.3576677320889458,0.35705597606761497,0.3566633188808917,0.35187192564113895,0.3496918849980468,0.34849129207070423,0.3483134668003726,0.34777323836712537,0.34768361454148333],"twin_dists":[0.06699152687570022,0.09254529910248906,0.12286317449009651,0.14216911752527273,0.15007866048642868,0.1541415410466533,0.15898196103749485,0.16156502180326476,0.16415056635197994,0.1655969670251925,0.16798415778707293,0.17120613735466683,0.17292607851056102,0.17809888121198902,0.1836286673922942,0.1836716608348849,0.1862375555105323,0.18639253346833762,0.18649207845181853,0.1877113680765338,0.18826899191813584,0.18857686432573428,0.18862251204637764,0.18876126385230912,0.18878429372878897],"n_dims_used":45,"mean_confidence":0.9174092610677084},"coverage":{"mean_confidence":0.9174092610677084,"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}}