{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004452","489:4890004498","489:4890004544","489:4890004559","489:4890004589","489:4890004547","489:4890004500","489:4890004402","489:4890004137","489:4890004464","489:4890004020","489:4890004142","489:4890004191","489:4890004255","489:4890004510","489:4890004501","489:4890004195","489:4890004590","489:4890004508","489:4890004492","489:4890004497","489:4890004141","489:4890004314","489:4890004248","489:4890004415"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9407888932541318,0.9342796143575247,0.9326173529244375,0.914024450934888,0.9117473929306384,0.8901651719598843,0.8843016032131702,0.8836843139197689,0.8835158264383048,0.8833509193610234,0.8830843991114414,0.8798527423505603,0.8776051119576529,0.87534264586564,0.8749732776189697,0.874448329367819,0.8728975798102613,0.8728726143672898,0.870837793025774,0.8683271097676736,0.8637434422852229,0.8631804299157801,0.8622792926056833,0.856643160237507,0.8563039395308556],"twin_dists":[0.04537678076563941,0.0478881287507602,0.048511306997465885,0.0550698322282506,0.05582860210723566,0.06264966687557617,0.06440441501771446,0.06458703853697217,0.06463681761967553,0.0646855109710626,0.06476415019892791,0.06571205614829703,0.0663653661591372,0.06701822400517676,0.06712436523594671,0.06727500252037937,0.06771856774717978,0.06772569134321686,0.06830448603652167,0.06901378743318691,0.07029545762896429,0.07045174096851028,0.07070137477520962,0.07224894021710593,0.07234134766377846],"n_dims_used":45,"mean_confidence":0.9198732164171007},"coverage":{"mean_confidence":0.9198732164171007,"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}}