{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001936},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002392","490:4900001933","490:4900002240","490:4900002387","490:4900002241","471:4710003453","471:4710002437","490:4900001935","490:4900002393","490:4900002088","490:4900001788","494:4940005690","494:4940005688","490:4900002538","490:4900012463","471:4710002484","494:4940005804","476:4760003063","490:4900002539","490:4900002243","476:4760001595","490:4900006551","476:4760004000","471:4710003334","490:4900013083"],"twin_admin_codes":[490,490,490,490,490,471,471,490,490,490,490,494,494,490,490,471,494,476,490,490,476,490,476,471,490],"twin_sims":[0.044077299141817065,0.03634215118964105,0.01533475294474447,0.005396069856271021,0.0049301013442883896,0.0025795831424957824,0.002345505382244743,0.0021422316395201713,0.001986168603092754,0.0017036330824455638,0.001626667751845929,0.0012931430925473822,0.0010916664003269635,0.0010532721613148034,0.0010415020854329913,0.0009798537876580906,0.0008569188453312726,0.0007467080342411288,0.0007250739781492158,0.0007138745168755208,0.0006148285117119033,0.0005983522714451744,0.0005929910301181633,0.0005665003184855638,0.0005514716507363677],"twin_dists":[0.32452047624919583,0.33439979594976754,0.37540842702773075,0.41972108520512574,0.4233348806545685,0.4484010468928871,0.45196524548578043,0.45533584697196194,0.4581292973430012,0.4637443942119348,0.4654228225950907,0.47366560989557743,0.47965902622967066,0.4809164272150873,0.4813104096186338,0.48344396511654586,0.48809891920468296,0.49283342514170536,0.4938386439171882,0.4943700416161964,0.49944017779859623,0.500356725755006,0.5006600434114511,0.5021973843126987,0.5030996387321163],"n_dims_used":45,"mean_confidence":0.9160681830512153},"coverage":{"mean_confidence":0.9160681830512153,"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}}