{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010958","490:4900010863","490:4900010694","490:4900011326","490:4900010708","490:4900005479","490:4900012124","490:4900012121","490:4900005475","490:4900011874","490:4900010944","490:4900010623","490:4900011039","490:4900004944","490:4900012126","490:4900005347","490:4900009057","490:4900004925","490:4900009164","490:4900011120","490:4900010438","490:4900011258","490:4900010778","490:4900005345","490:4900010964"],"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":[0.17500210720913958,0.17186466656550203,0.14226011526394547,0.13290168112611989,0.11164958981821593,0.10833996567962018,0.10325533380070112,0.09324622080887086,0.08695038508925199,0.0860726105514411,0.08317463326149724,0.07790340070635433,0.07094779653929416,0.06979674733125595,0.06312491325176413,0.06130747579557549,0.06058160983149734,0.06053228480902906,0.05901371264453956,0.05892020534528003,0.058750357993772664,0.051824323427777104,0.05058593043726877,0.04822237519953537,0.039760077932729655],"twin_dists":[0.24248351188529163,0.2437386675181002,0.2564880132170216,0.2609246433539976,0.2719554382024201,0.2738154115868196,0.2767606973329463,0.2829065677519261,0.28704421932467733,0.2876398285545949,0.28964123913083045,0.2934293051520925,0.2987571083404302,0.2996791738401658,0.3052818419214204,0.3068917090845118,0.3075456324112627,0.30759030179198593,0.30898040981135666,0.30906696493782676,0.30922447405543796,0.3159926973190192,0.3172811022423466,0.3198148187318814,0.32983476369047116],"n_dims_used":45,"mean_confidence":0.9160505506727431},"coverage":{"mean_confidence":0.9160505506727431,"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}}