{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000525","466:4660000187","490:4900002794","490:4900010020","490:4900000389","494:4940008748","490:4900000572","466:4660000308","490:4900003908","480:4800004967","487:4870010328","490:4900000151","480:4800005132","490:4900003229","480:4800005212","490:4900007723","490:4900000515","490:4900000774","490:4900001447","496:4960001071","490:4900000021","490:4900001900","467:4670002923","469:4690001345","496:4960002982"],"twin_admin_codes":[490,466,490,490,490,494,490,466,490,480,487,490,480,490,480,490,490,490,490,496,490,490,467,469,496],"twin_sims":[0.13702598377206696,0.12914720716364622,0.1259012041609284,0.1172664512439782,0.11501661777723453,0.11334071073141723,0.11210712926228573,0.10676537622134959,0.09668924449915021,0.09371268769656214,0.08751346576000173,0.08666315137536576,0.08557223113573395,0.08039119991912572,0.0775049102383529,0.07642087374039665,0.07549899208239373,0.06991120603890008,0.06978729848702538,0.0684379382890135,0.06670478549688816,0.0666450434807023,0.06155024396960842,0.05995461622213112,0.05967809937341268],"twin_dists":[0.25894150472624533,0.26277061716071476,0.2643995628038794,0.2688939258072037,0.2701063792506722,0.2710214413997157,0.2717016708946728,0.2747158007098407,0.28073644109630114,0.2826088952230065,0.28666465727153595,0.28723859149880365,0.2879815251853753,0.2916167023414784,0.293723951361649,0.2945317093822833,0.295225934051553,0.29958693458840246,0.2996867939022843,0.30078370229538814,0.30221871789753196,0.3022687222540727,0.3066744208694479,0.30811568544016327,0.3083686490496981],"n_dims_used":45,"mean_confidence":0.9114123874240452},"coverage":{"mean_confidence":0.9114123874240452,"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}}