{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012319},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012254","490:4900012804","490:4900012322","490:4900012982","490:4900012321","490:4900012531","490:4900012320","490:4900012530","490:4900012871","490:4900012390","490:4900012802","490:4900012799","490:4900012678","490:4900012812","490:4900012803","490:4900012464","490:4900012985","490:4900012392","490:4900012674","490:4900012677","490:4900000380","490:4900012878","490:4900013187","490:4900012742","490:4900013021"],"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":[0.5794318923662951,0.5367597519598925,0.49926858347136926,0.41037272908056216,0.4029197087101766,0.39543400135072637,0.35614411823275066,0.317948882490562,0.3170875914483955,0.31458771909382033,0.2966657681697462,0.2952177634584288,0.28496816670120906,0.23123626171520306,0.2304129456421501,0.21235114730840315,0.2075403406192247,0.19234510563098556,0.17111835565612646,0.16555576469892785,0.15951468341887898,0.1528292504034913,0.15125043957519815,0.14065917581371298,0.1402994303810205],"twin_dists":[0.13568088464543218,0.1448790129541061,0.15307691412689486,0.1733412782851484,0.17511569758335993,0.17691282988270698,0.18662379096700546,0.19660995595846628,0.19684253303816598,0.19751961097651552,0.20246671416314074,0.2028739276165451,0.20579085250150728,0.22225735721060794,0.2225278852433647,0.22863178072406054,0.23031617626221987,0.23581888962689693,0.24403964433851946,0.24631320160468456,0.24884570642037818,0.25173106499068526,0.25242591087257815,0.2572312015007962,0.2573990685833275],"n_dims_used":45,"mean_confidence":0.9103797064887152},"coverage":{"mean_confidence":0.9103797064887152,"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}}