{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011325","490:4900011992","490:4900010942","490:4900011808","490:4900011719","490:4900011807","490:4900011861","466:4660008648","490:4900012121","466:4660008332","490:4900013367","490:4900013368","490:4900010943","494:4940008065","466:4660008643","490:4900004095","466:4660008175","466:4660009328","490:4900011108","490:4900010877","490:4900010611","466:4660008647","466:4660008645","490:4900011326","466:4660008484"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,466,490,490,490,494,466,490,466,466,490,490,490,466,466,490,466],"twin_sims":[0.16979294437600723,0.07536181877371848,0.07377497520445926,0.05953209484792854,0.056096752674639844,0.03857613781406266,0.028905730915157777,0.025395439080348223,0.02353339106338561,0.023161146481293943,0.0229115842504263,0.018600637947449223,0.017959786397793817,0.016646785293943207,0.015200549108756784,0.014513273490709596,0.014503795110533688,0.013941545894331307,0.013502657032880174,0.013198809837567433,0.013156167440420242,0.013131040245696567,0.012981253013562129,0.012707003298970463,0.01264123959231671],"twin_dists":[0.24457649232897868,0.29532981599771974,0.2965427723142562,0.30850260631984344,0.3117354218845553,0.3313770581328642,0.34575483506532523,0.3520142831281943,0.35564439227926725,0.3563997840545677,0.35691213478051254,0.36663084243478894,0.368240328308896,0.37170151582767497,0.3758031668190046,0.3778741288069394,0.377903289267253,0.37966388974347826,0.3810823228162131,0.3820883850559641,0.3822312126208178,0.38231556615867446,0.38282139436937895,0.3837610676191468,0.3839890635952169],"n_dims_used":45,"mean_confidence":0.9153647528754341},"coverage":{"mean_confidence":0.9153647528754341,"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}}