{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003611","473:4730001412","473:4730000229","473:4730002755","467:4670004641","478:4780006490","473:4730002635","484:4840002441","473:4730002694","500:5000010277","470:4700003977","500:5000004991","473:4730004696","478:4780006491","475:4750006148","473:4730003364","468:4680000815","500:5000010896","478:4780008002","478:4780003273","473:4730004978","473:4730002423","500:5000001428","478:4780006955","476:4760000598"],"twin_admin_codes":[499,473,473,473,467,478,473,484,473,500,470,500,473,478,475,473,468,500,478,478,473,473,500,478,476],"twin_sims":[0.1540273789845302,0.10957855137496975,0.09131126838042483,0.08123460645773294,0.07859772722278449,0.07671471165387601,0.06792935710673273,0.06153371607760545,0.06002714367099876,0.05984520949950229,0.057181200367156175,0.05524677886112752,0.055067729436924395,0.05382389287778776,0.052221242228994165,0.052190491547573145,0.05189257383899777,0.05089272075731921,0.05084733122321824,0.048903799774607376,0.0469500634492322,0.045987877450972534,0.044994402781185903,0.04473206903603713,0.043866840162681865],"twin_dists":[0.2512072679135669,0.2731142585789613,0.2841540452852116,0.291012411931881,0.29291879863876574,0.2943118525360432,0.3012016999039358,0.30668919172611403,0.30804949462070874,0.3082156581288468,0.3106976748749358,0.3125604451849386,0.31273557605079183,0.31396537768851007,0.3155851660038031,0.31561664674110573,0.31592243786912666,0.3169594978780671,0.31700697727451993,0.31907389910937745,0.3212219446451844,0.32230742212378405,0.323448345905473,0.32375313749965523,0.32476915037780424],"n_dims_used":45,"mean_confidence":0.9160172356499566},"coverage":{"mean_confidence":0.9160172356499566,"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}}