{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002378","490:4900002069","490:4900001914","490:4900002542","490:4900002228","490:4900001916","490:4900003121","490:4900002676","490:4900002526","490:4900002976","490:4900001920","490:4900001919","490:4900004222","490:4900002377","490:4900002528","490:4900001631","490:4900003516","490:4900003793","490:4900001123","490:4900001119","490:4900001115","490:4900002838","490:4900004504","490:4900002230","490:4900002380"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4561139343471615,0.39462497614263525,0.38724990219215943,0.23412962467619952,0.2282506004379788,0.21989773717926717,0.2061845563816692,0.16197941182005038,0.14913175293049868,0.1375481696807237,0.09701817176786356,0.09255538789873918,0.09120839507070552,0.08819942425305556,0.08355313727767183,0.08245622663036863,0.07845651798966057,0.0751916574391004,0.0715984867453588,0.05847732884481251,0.057934917631315315,0.05788112529673988,0.05115285982084503,0.04808182631930603,0.044732760600730094],"twin_dists":[0.16273357678683248,0.1771079857346441,0.17889568805751616,0.22131164179702606,0.2232414469201861,0.2260407655818107,0.2307956688340445,0.2478042001164125,0.2533667922485464,0.25869361988818335,0.2805323186044311,0.28334958465802196,0.2842209514010478,0.2862048790697753,0.2893767066806369,0.2901459827568338,0.29302232888160235,0.2954588920808723,0.29824121970948364,0.3094784573281829,0.30998594379090566,0.31003648573987097,0.3166880588876638,0.31996872527432285,0.32375233203828646],"n_dims_used":45,"mean_confidence":0.9132183498806423},"coverage":{"mean_confidence":0.9132183498806423,"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}}