{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003483","489:4890003213","489:4890003289","489:4890002795","489:4890003122","489:4890003210","479:4790000250","470:4700008202","479:4790000173","489:4890003416","489:4890002881","489:4890002058","489:4890003350","489:4890003279","489:4890002978","470:4700008190","489:4890002970","489:4890002140","489:4890002804","489:4890002564","489:4890002260","489:4890002802","489:4890003141","489:4890002061","489:4890003415"],"twin_admin_codes":[489,489,489,489,489,489,479,470,479,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9073099926871572,0.8741252125168617,0.8566978869827975,0.8487841336407141,0.7922574308713651,0.7872845130454315,0.7857709942086011,0.7811019574273601,0.7781070986325784,0.6949594891617964,0.6899841415818767,0.6774935759095057,0.6716700816257263,0.6685404873058322,0.6674100032673829,0.6417703022934975,0.6299721407019863,0.6223462585031607,0.6028744189308347,0.600793099693388,0.5936058728371553,0.5917783712329031,0.5846911740282672,0.5825334701563132,0.5755469805049223],"twin_dists":[0.057283662603566425,0.06736760036860025,0.07223402440718145,0.0743695346142493,0.0886328247813405,0.08982312960958708,0.09018376012497539,0.09129161982939189,0.09199865464238804,0.11079773964448357,0.1118861984263738,0.11460718309481639,0.11587075522897744,0.11654863258434782,0.11679330727859775,0.12232009509203058,0.12485251070109729,0.12648717027748063,0.13065739601816934,0.13110308940114898,0.13264244777241707,0.13303396749241167,0.13455291214771561,0.13501558756907805,0.13651463394268112],"n_dims_used":45,"mean_confidence":0.9145728217230903},"coverage":{"mean_confidence":0.9145728217230903,"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}}