{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000008331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001707","500:5000010448","500:5000005503","500:5000009384","499:4990001428","500:5000004346","499:4990002244","500:5000008216","499:4990002602","499:4990001616","500:5000004683","500:5000007591","500:5000004842","500:5000004321","478:4780003935","500:5000007460","500:5000010365","500:5000004649","499:4990002332","500:5000003641","499:4990002070","500:5000005012","499:4990001902","500:5000005667","499:4990002329"],"twin_admin_codes":[499,500,500,500,499,500,499,500,499,499,500,500,500,500,478,500,500,500,499,500,499,500,499,500,499],"twin_sims":[0.6379141011329859,0.6140209886888413,0.5807340924462046,0.5552944550522539,0.5373977978447079,0.5319668283167076,0.5236468626607228,0.4931470833487567,0.48866874056467674,0.4822818961133254,0.4767932735670959,0.4565501544748277,0.4470487340568757,0.4468873575737843,0.44376444597087483,0.4404090751738202,0.43971479112033346,0.42995022861710036,0.42888991009043403,0.424476231335718,0.42254507604527064,0.4196150460333164,0.4183879013878102,0.41435851041175953,0.41397469451966673],"twin_dists":[0.12314836161840485,0.1282705251064669,0.13540152471200165,0.14087122976780314,0.14474063604090315,0.1459195373271116,0.14773047362874545,0.15443030153516138,0.15542351169976537,0.15684477732485919,0.15807088576200487,0.16263446448513694,0.16480122306927442,0.1648381720408218,0.16555420199098872,0.1663256947208599,0.1664856148346481,0.16874547947904017,0.16899211323515892,0.17002145545917946,0.17047322917721416,0.17116033921746832,0.17144871538652448,0.1723981665302598,0.17248881256238005],"n_dims_used":44,"mean_confidence":0.9243219549005682},"coverage":{"mean_confidence":0.9243219549005682,"n_dims_used":44,"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}}