{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002749","491:4910002958","491:4910002697","491:4910003268","491:4910003181","491:4910002945","491:4910002553","491:4910003088","491:4910003057","491:4910003096","491:4910003230","491:4910002957","491:4910003042","491:4910002753","491:4910003137","491:4910003091","491:4910003148","491:4910003359","491:4910003309","491:4910003351","491:4910003342","491:4910003301","491:4910001902","491:4910003094","491:4910003037"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4748422914384658,0.4566634035171467,0.3548827301958308,0.324901938157398,0.31245109129110615,0.3021949636449032,0.2999142274456076,0.2601389305634823,0.2343578256106899,0.22949775796451433,0.18351942235828342,0.17562467421030903,0.17473126069175487,0.17381073870499703,0.1653228315887703,0.15769973136554163,0.15005926253539745,0.14747878890021637,0.1436030830600615,0.1386809164545869,0.1340291050524275,0.13190053451493472,0.13165204633865316,0.12530985162269467,0.12194736771272219],"twin_dists":[0.15850781311030643,0.16260873911434442,0.18694419737500848,0.1947452126833981,0.19810073014957139,0.20092241319583845,0.20155740110468512,0.21313186416311522,0.2212373799426357,0.22282934989188624,0.23915495705239473,0.2422363631885321,0.24259122914472936,0.2429582191834574,0.24640959952091027,0.2496201490485797,0.2529536939149548,0.25410771813292576,0.2558693629055267,0.258158307362721,0.26037799389107313,0.2614129970703594,0.2615346403336359,0.26469974090933146,0.2664273569689531],"n_dims_used":45,"mean_confidence":0.8950119866265192},"coverage":{"mean_confidence":0.8950119866265192,"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}}