{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008767},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000550","490:4900007763","491:4910004290","487:4870000000","491:4910003660","490:4900009098","491:4910004527","491:4910003995","491:4910004240","491:4910004485","491:4910004141","487:4870002060","494:4940006226","492:4920001518","492:4920007037","490:4900007878","487:4870002152","487:4870002061","487:4870002136","466:4660012561","487:4870002235","494:4940005175","487:4870001613","494:4940005044","487:4870001519"],"twin_admin_codes":[487,490,491,487,491,490,491,491,491,491,491,487,494,492,492,490,487,487,487,466,487,494,487,494,487],"twin_sims":[0.008791631322432507,0.007684288832236661,0.00391265134673139,0.0028968412555065394,0.0023385276546416685,0.002178541935438131,0.0013360342491213785,0.0012643939223687202,0.0011181242323662543,0.0010687599246720543,0.0008665171941263335,0.0006408889712239617,0.0004995095788596749,0.0004961771505951694,0.00047195268130492565,0.0004228759658643088,0.00041723806182986415,0.0004047067352709841,0.0003768771679720136,0.00036637924204336724,0.0003620202900443489,0.00034265357759807034,0.0003380556540092613,0.0003253203738363993,0.00027469898937475625],"twin_dists":[0.39962339628349447,0.4052657344959307,0.43244655163109336,0.44401632698428595,0.4520764221448341,0.45471279886658883,0.4725022183219869,0.47446555639093024,0.4788161754688668,0.4804041749312253,0.48771384268539514,0.4980362086930371,0.5064067162379468,0.5066296225524439,0.5082933643397248,0.511924032720401,0.5123660819772855,0.5133689886669557,0.5157044667361008,0.516627637352939,0.5170182564867399,0.5188088521549981,0.5192478812555129,0.5204937845311558,0.5259462842927348],"n_dims_used":45,"mean_confidence":0.8889662848578559},"coverage":{"mean_confidence":0.8889662848578559,"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}}