{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012250","490:4900012379","490:4900012309","490:4900012246","490:4900012454","490:4900012536","490:4900012455","490:4900012931","490:4900012298","490:4900013086","490:4900012671","490:4900012383","490:4900012248","490:4900012667","490:4900012313","490:4900012372","490:4900012668","490:4900012731","490:4900012249","490:4900012381","490:4900012251","494:4940007106","490:4900012245","490:4900012670","490:4900012734"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.30673986453414054,0.2848902608547077,0.23059046204752875,0.22504428933454293,0.2127604804091345,0.19602368010000784,0.1875088354045523,0.17773836363432577,0.17741310130227686,0.1676039728852492,0.16439252016997516,0.16269836865547105,0.12629301860974562,0.11965462589593608,0.10126594778481715,0.09253437635563261,0.08321915508532889,0.08131478971809562,0.07665387642334086,0.07470924395894447,0.07342810054224504,0.06882208802345191,0.06832903047054578,0.06632706308701687,0.0640877409034817],"twin_dists":[0.199665307720654,0.2058132619441131,0.22246950248594216,0.22430779486648234,0.22848966239097127,0.23445994903944864,0.23763335587319978,0.24140189021843275,0.241529840788282,0.24546974785333006,0.24679558448417868,0.24750256327544407,0.26420126152701173,0.26762627773968756,0.2779438484321247,0.2833630997902289,0.2896100734581872,0.29095522362536186,0.29435731522879094,0.2958261130799522,0.2968107204114814,0.30046964580781244,0.30087299929240097,0.30253549010973263,0.30444431381259524],"n_dims_used":45,"mean_confidence":0.9132017347547743},"coverage":{"mean_confidence":0.9132017347547743,"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}}