{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003152},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002575","490:4900003150","490:4900003418","490:4900002425","490:4900003284","490:4900003408","490:4900002420","490:4900002723","490:4900000758","490:4900003013","490:4900002569","490:4900003958","494:4940007859","490:4900011668","490:4900002724","490:4900003419","490:4900003157","490:4900003420","494:4940008455","494:4940006792","490:4900003163","494:4940008624","490:4900003421","490:4900002864","490:4900011853"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,494,490,490,490],"twin_sims":[0.23949199671851035,0.22569342216468383,0.19844852174854286,0.08158164830596022,0.07207531359328205,0.0473249081991387,0.046167637123058276,0.04426599255015722,0.042028802174660713,0.03268231399402377,0.030232165616620326,0.029436039994066077,0.026309335093770543,0.025546273380530317,0.024948038254790073,0.02431179135918775,0.02338774110431899,0.02247936211641847,0.02122523928398112,0.020600495955263816,0.02009533422775245,0.019903618613937437,0.01923276188762308,0.018545621727059834,0.017219665457138687],"twin_dists":[0.21957895195086682,0.2240910977504665,0.23357380778690168,0.2907652193638864,0.29786558274587643,0.3208041023999866,0.3221031935582369,0.3242983662849679,0.3269846605886708,0.33971160204816053,0.34355908207254104,0.34486680244583484,0.35031612714238947,0.3517304125444816,0.3528649469727992,0.35409767750514626,0.3559387160457104,0.35781105407689223,0.3605070734837983,0.3619022035997568,0.363057508581743,0.36350259907985705,0.36509010198968544,0.3667670947773382,0.37016294090887025],"n_dims_used":45,"mean_confidence":0.9226413302951388},"coverage":{"mean_confidence":0.9226413302951388,"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}}