{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002081},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003121","490:4900001631","490:4900002976","490:4900002686","490:4900002978","490:4900002230","490:4900001773","490:4900002228","490:4900001771","490:4900002530","490:4900001920","490:4900003138","490:4900001231","490:4900003516","491:4910001275","490:4900002083","490:4900002380","490:4900002234","490:4900002382","490:4900002837","490:4900002078","490:4900003117","490:4900002676","490:4900001497","490:4900002381"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38780245898885346,0.37886729370191924,0.2294274921221171,0.20495569403706862,0.19921571321318227,0.1983806205299984,0.1952135008653271,0.19213602222801754,0.1882052593676324,0.17475825699549644,0.12343714408175058,0.11068085994278308,0.10056912573110022,0.10023159058575928,0.09886666559530469,0.09730658123204072,0.09680172026403158,0.09361368340798934,0.08659299260574914,0.08658673904679658,0.07913158264372139,0.07284144946845875,0.07077473613733726,0.061274703674454686,0.05983224476039979],"twin_dists":[0.17876119897012996,0.1809473034075662,0.22285252837524258,0.23123213853675398,0.23329500276635576,0.23359851959870684,0.23475771492375852,0.2358966703644037,0.23737006993921778,0.24258048721367315,0.2656575070853893,0.2724953906518111,0.278362565430487,0.2785662050050015,0.2793951995212279,0.28035378716606524,0.2806665806667312,0.2826719762160818,0.28728614607263175,0.2872903863082103,0.29252873756381964,0.29726622552598003,0.29889496199196186,0.3069210956588644,0.3082275148901599],"n_dims_used":45,"mean_confidence":0.915348137749566},"coverage":{"mean_confidence":0.915348137749566,"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}}