{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005020","472:4720004345","489:4890004188","472:4720005370","472:4720004201","479:4790003157","479:4790002816","472:4720005591","472:4720004351","472:4720005002","489:4890003761","489:4890004952","472:4720006348","479:4790001067","479:4790004018","470:4700006153","489:4890004357","472:4720006760","489:4890004001","469:4690001286","472:4720003656","489:4890004353","489:4890004687","489:4890004519","489:4890004213"],"twin_admin_codes":[489,472,489,472,472,479,479,472,472,472,489,489,472,479,479,470,489,472,489,469,472,489,489,489,489],"twin_sims":[0.4899428759254202,0.41179885686822676,0.39050519922408283,0.35478939360397427,0.35300436036628663,0.3512153926626691,0.3407556336937797,0.3384818679800154,0.3038516547586327,0.29505223169303835,0.28148051569582855,0.27948531077655,0.27189295926598583,0.26787053043709014,0.265629903612392,0.25747512089442015,0.255820927710492,0.2528058592851578,0.2478909745723232,0.24750067814988913,0.24675446079248722,0.242743959603062,0.23875900990452079,0.23758039459075367,0.2373849664062923],"twin_dists":[0.15514065805327829,0.1730033725109367,0.17810466466237548,0.18696792926509365,0.18742241843853583,0.18787910957499118,0.19057413149461508,0.19116578275188786,0.20046291608936723,0.20292055405007417,0.20679771098914393,0.20737710889947694,0.2096052572618655,0.21080125718004275,0.21147230134284498,0.2139448869557142,0.2144524391872092,0.21538292246686394,0.21691498674978585,0.21703747981380664,0.21727202300767964,0.21854044890875107,0.2198142915006797,0.22019369696267593,0.22025672531252002],"n_dims_used":45,"mean_confidence":0.9199427286783854},"coverage":{"mean_confidence":0.9199427286783854,"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}}