{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013097","490:4900012941","490:4900013210","490:4900013207","490:4900013241","490:4900013096","490:4900012332","490:4900012888","490:4900012694","487:4870000828","490:4900012489","490:4900012885","490:4900012488","490:4900012947","490:4900013271","490:4900013031","490:4900012818","490:4900013140","487:4870000916","490:4900012893","490:4900013135","490:4900012943","490:4900012886","490:4900013178","490:4900013069"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.4841092699612908,0.4256287003861937,0.35435422558076407,0.35429428208326286,0.2852648505809868,0.23127791329181174,0.19294005534183348,0.1912834963527074,0.19064202739416697,0.16193890238882966,0.16191050711610105,0.1570551796627876,0.14610244753508775,0.14562682098634142,0.14042405022350024,0.1351839161730512,0.13488597952854386,0.127405624680887,0.11180561547540882,0.11151914776242705,0.11070115091482917,0.1088358743708255,0.0979930899916196,0.08902017094235232,0.08686671662971368],"twin_dists":[0.15643754075423597,0.16975225554837148,0.18707861836686246,0.18709387107757275,0.2057055457755447,0.2222436880673262,0.2355978852007919,0.23621442913025276,0.23645417343519257,0.24782122463150935,0.24783315988554674,0.2498967434314111,0.25472934531259694,0.2549451700568521,0.2573408812714469,0.25982163477942366,0.25996483069756854,0.26364069153800634,0.2718688109120941,0.2720279329241206,0.2724840434678473,0.2735339403380798,0.2799304897591438,0.2856584724871474,0.28710078531507965],"n_dims_used":45,"mean_confidence":0.914943610297309},"coverage":{"mean_confidence":0.914943610297309,"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}}