{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002483","500:5000001967","500:5000004821","500:5000005165","473:4730001566","500:5000001692","500:5000001855","500:5000007313","475:4750007748","500:5000001742","475:4750010385","475:4750010377","473:4730002162","473:4730002077","498:4980001274","475:4750011455","467:4670004624","478:4780006337","485:4850009094","467:4670003248","500:5000001541","473:4730003585","473:4730003746","500:5000002234","475:4750011713"],"twin_admin_codes":[500,500,500,500,473,500,500,500,475,500,475,475,473,473,498,475,467,478,485,467,500,473,473,500,475],"twin_sims":[0.5852634831213107,0.4953669116335766,0.46869551917841723,0.44981544752713526,0.4015024940998768,0.3630069145157828,0.35062799197598044,0.3479556292652641,0.34361117388633833,0.33934033486001536,0.33380918400460063,0.32953085865581605,0.3268607238382165,0.32380140233923127,0.3084194622197069,0.30052407385095536,0.29040166106269427,0.2892419410384318,0.28271524393810493,0.2797758538524914,0.27902875392254395,0.27585178200959243,0.2741844780845156,0.27375517157653034,0.2737287816564067],"twin_dists":[0.13443021222192447,0.15393897086349553,0.15988830505711496,0.16416853361976338,0.17545476369409324,0.18489068095769642,0.1880293268749203,0.1887144060552452,0.1898340838918872,0.19094215298428963,0.19238841828055286,0.1935160608945087,0.19422390838119383,0.19503887082531138,0.19920346257513827,0.20138733630751143,0.2042368937563162,0.2045670999708503,0.2064403973646623,0.2072925807622822,0.20751004365662462,0.20843876713906617,0.20892878711139692,0.20905525574157324,0.20906303387161765],"n_dims_used":45,"mean_confidence":0.9202401055230035},"coverage":{"mean_confidence":0.9202401055230035,"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}}