{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000762","489:4890000632","489:4890000595","489:4890000362","489:4890000704","489:4890000637","489:4890000745","489:4890000495","489:4890000415","489:4890000361","489:4890000879","489:4890000453","489:4890000770","489:4890000940","489:4890000597","489:4890000454","489:4890000882","489:4890000823","489:4890000997","489:4890000822","472:4720002028","489:4890000594","489:4890000633","489:4890000521","489:4890000577"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489],"twin_sims":[0.952132085143836,0.9431335863927279,0.9293734838806176,0.9208804727774137,0.9102642660292125,0.8926992878172227,0.8840219710099197,0.8745603269835741,0.8700069462819583,0.8315856301402764,0.8087255825289417,0.8073535134749933,0.7884402133562973,0.7676751848941364,0.7562992603861823,0.7503444131577748,0.7489083399709142,0.7411572970209336,0.7398737686066482,0.7332886039442201,0.7329781664524497,0.7322240545912855,0.730247046105547,0.7271418175933635,0.7271334265620935],"twin_dists":[0.040678509331783866,0.04444188260747468,0.049708038874457745,0.05273129092134423,0.056318321806801026,0.061879571022747826,0.0644871917917721,0.06724288481834646,0.06853979688029431,0.07887584659999419,0.084627081998615,0.08496484802279054,0.0895472485293717,0.09444091437129999,0.09707075556417931,0.09843474509153487,0.09876246947769768,0.10052359139491514,0.10081400985704575,0.10229888216423613,0.10236867644793363,0.10253814515203029,0.10298193251691605,0.10367755101066273,0.10367942841472826],"n_dims_used":45,"mean_confidence":0.914772711859809},"coverage":{"mean_confidence":0.914772711859809,"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}}