{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002321","490:4900002628","490:4900004152","490:4900003479","490:4900002461","490:4900003598","490:4900004019","490:4900002318","490:4900004013","490:4900003610","490:4900001030","490:4900003325","490:4900001598","490:4900003073","490:4900002150","490:4900001696","490:4900002151","490:4900002907","490:4900002467","490:4900002617","490:4900002614","490:4900004158","496:4960004506","490:4900002746","490:4900003721"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.7333566878412014,0.5433702361346588,0.5406669443647195,0.5366410694057563,0.5357427789014599,0.535618140241321,0.5256262964448283,0.4997648397384903,0.4093597421488346,0.4041522927989985,0.39724261093070923,0.3918228853633307,0.3907986754101165,0.38993204085579064,0.38356744925840947,0.37822541758050754,0.3686631493704441,0.3653092127508634,0.3545957064644667,0.3485163842044914,0.34051079295697695,0.3374489321319834,0.3350090974451238,0.3291166768238963,0.32167280660546543],"twin_dists":[0.1022835727486767,0.14344686883776336,0.14403213201589207,0.14490475592049668,0.14509963703433817,0.14512668208897886,0.14729905874645316,0.1529674052353724,0.17358160755016394,0.1748212401582008,0.17647721479969908,0.17778535258547776,0.17803350365758908,0.17824371422509425,0.1797943108759458,0.1811052965625321,0.18347472532870063,0.18431300438339435,0.18701718673481044,0.18857042416469183,0.19063773894347238,0.19143526674762024,0.1920735734837696,0.1936256521108099,0.19560842983158583],"n_dims_used":45,"mean_confidence":0.9175024244520399},"coverage":{"mean_confidence":0.9175024244520399,"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}}