{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002134","490:4900002742","490:4900002290","490:4900004400","490:4900002139","490:4900003037","490:4900004127","490:4900003046","490:4900004543","490:4900002890","490:4900004556","490:4900001676","490:4900002893","490:4900004262","490:4900003184","490:4900003311","490:4900004811","490:4900001975","490:4900004812","490:4900004008","490:4900003058","490:4900001984","490:4900005244","490:4900003741","490:4900004404"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7735747436259988,0.5975550385874576,0.49770955527253696,0.4397446305233902,0.3595043337031801,0.35550434570462175,0.35182386306017277,0.349613117103291,0.34240411914208607,0.3386858272323152,0.3139751978454069,0.30764173325628297,0.3063224956193418,0.28694860760651825,0.28615208003964937,0.2848068408971583,0.2780269523950376,0.2768479775939632,0.27519519498368267,0.2636497622326799,0.26129651837916607,0.2562784779540776,0.24771332425191023,0.24562443244964813,0.24414457375381937],"twin_dists":[0.09306356339650898,0.13179654839864716,0.15342114407017254,0.16647873965159155,0.18577309921838964,0.18678622682504217,0.18772364232899155,0.18828917364012185,0.19014650465631272,0.19111262395918244,0.19768597413269254,0.19941713702515276,0.19978029917027226,0.20522241511818046,0.20545075486435105,0.20583726159747567,0.20780220077921566,0.2081468502522939,0.2086315206556638,0.21206827309921258,0.2127801888677946,0.21431184294325395,0.21697072627725011,0.21762807125551506,0.2180959426139986],"n_dims_used":45,"mean_confidence":0.9203182644314236},"coverage":{"mean_confidence":0.9203182644314236,"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}}