{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008473","490:4900000609","490:4900001591","494:4940007825","490:4900000467","490:4900000496","490:4900000696","490:4900000339","490:4900000558","490:4900000332","496:4960008763","494:4940008318","496:4960008367","490:4900000154","490:4900000842","480:4800004032","490:4900000400","487:4870003820","490:4900000512","490:4900000500","494:4940008341","490:4900000585","490:4900000818","494:4940007801","496:4960009174"],"twin_admin_codes":[496,490,490,494,490,490,490,490,490,490,496,494,496,490,490,480,490,487,490,490,494,490,490,494,496],"twin_sims":[0.6787994910922096,0.5858692498282713,0.5307371146186951,0.5020269026002265,0.462263950348142,0.4600335041391849,0.4538013970666102,0.4430600530379857,0.4277067185091774,0.4221122823297447,0.4161298835515138,0.4078631214564086,0.4061129905742891,0.39961385196821364,0.3766010889818611,0.3652139808547391,0.35589647367907196,0.3537183714837903,0.3425483995763111,0.34111548386929114,0.33939598675807947,0.33909209244539296,0.3313313366703343,0.32602896757381766,0.31785662490574695],"twin_dists":[0.11432341379638311,0.1343003478719086,0.1461868124872703,0.15246861793510783,0.16133937311562174,0.16184424354844779,0.16325957939315217,0.1657159737637311,0.1692676225993508,0.1705745952950694,0.17198028915769853,0.17393715792871436,0.17435366769251207,0.1759074605736456,0.18150569662436206,0.18433686282246373,0.18668664911687327,0.18724048058971743,0.19010912984526682,0.19048069001936688,0.19092766622515095,0.19100678858376677,0.19304053674016292,0.19444505704677295,0.19663485155204408],"n_dims_used":45,"mean_confidence":0.9163820902506511},"coverage":{"mean_confidence":0.9163820902506511,"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}}