{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008071","494:4940008304","494:4940007717","494:4940008690","466:4660006904","490:4900010635","490:4900003435","490:4900000468","494:4940004868","490:4900007142","490:4900001280","494:4940004379","494:4940008010","490:4900006258","466:4660004180","487:4870000284","490:4900002773","466:4660007137","490:4900004948","480:4800004783","494:4940000771","490:4900003900","490:4900000701","490:4900001580","487:4870011185"],"twin_admin_codes":[494,494,494,494,466,490,490,490,494,490,490,494,494,490,466,487,490,466,490,480,494,490,490,490,487],"twin_sims":[0.07508294592424544,0.0495635804252452,0.04827094361797804,0.0475531341380525,0.042707229358384655,0.039261977890491004,0.03114233937378251,0.02714261948003285,0.026422157028390274,0.024126876464784265,0.02346273817160397,0.023384714398446443,0.022586936491111684,0.020950354053034814,0.020709879884684205,0.02048378028428117,0.01907099689035301,0.018941289946956194,0.01865389742374321,0.018568384548481746,0.018367141185534352,0.018098218469577165,0.017068385053640157,0.016678374903502657,0.015886518170893784],"twin_dists":[0.2955414787523859,0.31836467574685645,0.31976172149609366,0.3205510507228424,0.32615758670417105,0.3304788312884835,0.34209970410483886,0.34881154455612173,0.3501100311858793,0.35446118516104724,0.35578696710803764,0.35594484912764035,0.35758593186733956,0.36111646071571474,0.36165529852168177,0.36216692091740826,0.36548012610152647,0.3657949500958599,0.36649927613575894,0.36671067790122186,0.3672115642697352,0.36788845117509583,0.37056481662385765,0.37161547476490714,0.3738167891582386],"n_dims_used":45,"mean_confidence":0.920820787217882},"coverage":{"mean_confidence":0.920820787217882,"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}}