{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011438","490:4900011437","490:4900011436","490:4900011372","490:4900011837","490:4900011630","490:4900011646","490:4900011573","490:4900011703","490:4900011644","490:4900010851","490:4900011160","490:4900011165","490:4900011435","490:4900011442","490:4900011634","490:4900011578","490:4900011833","490:4900010593","490:4900011298","490:4900011705","490:4900012032","490:4900011501","490:4900008450","490:4900011384"],"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":[0.22962019810989978,0.19492635482766638,0.11734199761135208,0.10620374586190554,0.09929166473567524,0.09485129072876228,0.08875981109720722,0.07716604098725001,0.07663271735128735,0.07486849097547826,0.07065379203550161,0.06461236719035647,0.06340198184797992,0.063093900769051,0.06162640296793079,0.0598735540405401,0.05692391133868487,0.056189613639743556,0.05531706857046576,0.048996493380091675,0.0465927977610295,0.03535203768997014,0.03170997661264908,0.03132805420340186,0.031319863130876174],"twin_dists":[0.22278897194677094,0.2348634557267332,0.2688535241409146,0.2750394489430271,0.2791361179409667,0.2818871803781574,0.2858313707478008,0.2939754736751747,0.2943731343965477,0.2957046806062727,0.2989914640927378,0.3039922852321537,0.3050397646106129,0.3053089919225493,0.30660640015311014,0.30818974329298887,0.3109424039559415,0.31164591423513205,0.3124918221357329,0.3189737791963834,0.32162279692546536,0.3357901915561892,0.34120793420423023,0.3418064225089525,0.34181932648081104],"n_dims_used":45,"mean_confidence":0.8908920288085938},"coverage":{"mean_confidence":0.8908920288085938,"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}}