{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010995},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011968","490:4900011971","490:4900010217","490:4900008900","491:4910005516","490:4900010592","491:4910005606","490:4900008999","490:4900011781","491:4910005466","490:4900009006","490:4900009221","490:4900009003","490:4900011627","490:4900011074","490:4900012023","490:4900007785","491:4910005607","490:4900009011","490:4900009841","490:4900008326","490:4900011979","490:4900009538","490:4900008560","490:4900010318"],"twin_admin_codes":[490,490,490,490,491,490,491,490,490,491,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.0971942916361712,0.08177932789867041,0.06860110286135784,0.06311633973808697,0.049322720720204785,0.045001031486975394,0.04486370802567382,0.0345786589874461,0.03418328777170856,0.03167396463215842,0.027702705550015652,0.026148681740261755,0.022012100403550193,0.021175831674060626,0.01942547072330207,0.018943875420482214,0.018567670993480563,0.01810962187492021,0.017900694873922755,0.017109289817217977,0.016183245804964896,0.01566799993069473,0.01545040572992819,0.014856414240954918,0.014719308034049769],"twin_dists":[0.2804232472776038,0.29062479131957736,0.30065013455264683,0.3052893465452115,0.31862266746047335,0.32344066369541163,0.3236000062824916,0.3368994557628216,0.3374747213857456,0.3412641024208223,0.3478224603472636,0.3506109180954542,0.3587998888503576,0.36061609581147575,0.3646291931010634,0.3657886562713827,0.36671244550437276,0.36785957028756017,0.36839125526634153,0.3704558461233455,0.37298084094006595,0.3744412272533158,0.3750706844469822,0.3768295915808169,0.3772443723429471],"n_dims_used":45,"mean_confidence":0.8849438137478298},"coverage":{"mean_confidence":0.8849438137478298,"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}}