{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001559","487:4870001006","487:4870001097","490:4900012274","487:4870000909","487:4870000676","487:4870002111","490:4900012539","466:4660011323","466:4660010842","487:4870000653","487:4870000919","494:4940008656","490:4900013214","487:4870001656","487:4870002286","487:4870003964","496:4960007906","490:4900012339","490:4900012998","487:4870001009","487:4870001479","466:4660011329","487:4870002536","490:4900002772"],"twin_admin_codes":[487,487,487,490,487,487,487,490,466,466,487,487,494,490,487,487,487,496,490,490,487,487,466,487,490],"twin_sims":[0.3769407217300754,0.282563992723499,0.21561696353107873,0.21445975518065175,0.19714094087997278,0.19605797141446166,0.17016240268298635,0.16958901031789345,0.1627680759826247,0.15410182862585547,0.15076864261114553,0.1480094895139696,0.14666395164920848,0.14500291654585637,0.14168752407116014,0.13807335187986178,0.13746866158764934,0.13681022562909925,0.135573984462006,0.1349595525758565,0.12965331266969837,0.12564686744349254,0.12320982469625,0.11920381957842942,0.11869332809199373],"twin_dists":[0.1814219070630353,0.20648411663095545,0.2275030164859244,0.22790165281765604,0.23405071712727119,0.2344473647617906,0.2444265446120825,0.24465936101908126,0.2474733691265536,0.251174818766238,0.2526390143409247,0.2538691713696133,0.25447522016804874,0.25522907166332254,0.25675310314832706,0.2584450216248167,0.2587313173754863,0.2590441328469942,0.2596345154731642,0.25992944757399394,0.2625194372065276,0.2645285359405068,0.26577451649186684,0.2678640745038095,0.2681341867273583],"n_dims_used":43,"mean_confidence":0.9021785647370094},"coverage":{"mean_confidence":0.9021785647370094,"n_dims_used":43,"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}}