{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009815","490:4900010200","490:4900008187","490:4900008852","490:4900009077","490:4900008737","490:4900008746","490:4900009393","490:4900008404","490:4900010194","490:4900008973","490:4900008739","490:4900008854","490:4900008857","490:4900008856","490:4900008526","490:4900008414","490:4900008629","490:4900008412","490:4900007859","490:4900010293","490:4900008738","490:4900009699","466:4660003848","490:4900008956"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.6716706564569176,0.5956447638089974,0.584535395200031,0.5653176104250183,0.5044605336041887,0.4757302112453349,0.47355222700955124,0.4523687597201398,0.4438399926591777,0.4229955961879239,0.41719228602053715,0.41404452967052696,0.4102305716950645,0.3994860089739601,0.3971551277678782,0.39305945703809914,0.3816793511368698,0.378691782671704,0.376424923477076,0.3551402971974327,0.3523417457497727,0.33954342406740623,0.33098151560611905,0.32708368551109274,0.3235012541923455],"twin_dists":[0.11587063064613824,0.13220569891137823,0.1345863116848109,0.13871270908308328,0.15193268753725,0.1583088886272265,0.15879704993734847,0.1635859357138931,0.16553685771415988,0.17036775755619615,0.1717300291322811,0.17247231684606368,0.17337498913003768,0.17593813888440582,0.17649826467973959,0.17748615202478848,0.1802566574238891,0.18099049126559705,0.18154917229800177,0.18687872477873246,0.18759143110091048,0.1908892929512779,0.19313281686944164,0.1941646798964049,0.19511905627267415],"n_dims_used":45,"mean_confidence":0.9160607231987847},"coverage":{"mean_confidence":0.9160607231987847,"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}}