{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000950","491:4910000957","491:4910000952","491:4910001213","491:4910001018","491:4910001022","491:4910001086","492:4920006708","492:4920004539","491:4910001768","492:4920004888","492:4920004517","492:4920004771","492:4920006109","492:4920006995","491:4910002917","492:4920007023","491:4910001080","492:4920005727","491:4910001930","491:4910001828","492:4920006967","492:4920004918","492:4920004558","492:4920006946"],"twin_admin_codes":[491,491,491,491,491,491,491,492,492,491,492,492,492,492,492,491,492,491,492,491,491,492,492,492,492],"twin_sims":[0.6756391586244956,0.6365347317059226,0.48986967893353117,0.4374160298300913,0.3717098633656071,0.32070802380129454,0.2879472585336312,0.25859800872101596,0.25807569279131176,0.24088318386676652,0.23938382721853052,0.23613455371007558,0.23551267770775966,0.22844098089725387,0.20480928810941318,0.20349968033588275,0.19662290791915243,0.1884965128344096,0.18475817901273017,0.17927338206775453,0.17862707092089644,0.17741745067292283,0.17020040199038736,0.17007057787386073,0.16612781127220566],"twin_dists":[0.11500987312445969,0.12344449376562097,0.15515690155122988,0.16701581575866534,0.18271652620520612,0.19586727506805954,0.2049366690196239,0.21360152653879103,0.2137611248093918,0.21913356871642567,0.21961365235898264,0.2206608048095745,0.2208622890208657,0.22317844358554184,0.23128425853438864,0.23175161349867573,0.2342402627212738,0.2372601628232177,0.23868001340235942,0.24080028404242057,0.24105313965889746,0.24152812874853022,0.2444111355360448,0.2444637906316214,0.24607687846887855],"n_dims_used":45,"mean_confidence":0.8988457573784723},"coverage":{"mean_confidence":0.8988457573784723,"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}}