{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000819","490:4900000573","490:4900000088","490:4900000921","490:4900000485","490:4900000102","490:4900000012","496:4960008054","490:4900001856","496:4960007813","466:4660011990","494:4940003995","494:4940008423","466:4660004771","490:4900000387","496:4960008366","496:4960007419","490:4900000557","490:4900006892","496:4960007786","490:4900000214","466:4660004266","494:4940007906","490:4900003904","490:4900000944"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,496,466,494,494,466,490,496,496,490,490,496,490,466,494,490,490],"twin_sims":[0.40864544719426416,0.3410546915524306,0.2986028676790121,0.29481434674201756,0.2720929981100314,0.260047537831587,0.21867620852252495,0.20853517729293025,0.20630952619108278,0.18187044740524283,0.17604657354877518,0.1674152019769242,0.16180035271385462,0.16129271535836562,0.15904284216451076,0.15479626432544158,0.14696823201663337,0.14186055349725493,0.1377305314690192,0.13628608538564685,0.1345425445970598,0.13441652397310488,0.13198384703299995,0.12795177853276607,0.12552299672754325],"twin_dists":[0.17375123005541374,0.19049647211640391,0.20192377995099658,0.20298758773956854,0.2095460651943268,0.21315967112794648,0.2264560580965471,0.22996569543513512,0.23075138154448022,0.23979070058131435,0.24206923088901952,0.24554717204373022,0.2478794749529787,0.24809321023296352,0.24904642186027,0.2508726981209002,0.25433780967692426,0.25667291261042113,0.2586072174898662,0.25929395259671156,0.2601301890428056,0.2601909453937983,0.2613722514487357,0.2633668760296879,0.26459142204495945],"n_dims_used":45,"mean_confidence":0.9135459899902344},"coverage":{"mean_confidence":0.9135459899902344,"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}}