{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012461","490:4900012983","490:4900012737","490:4900013121","490:4900013052","490:4900012937","490:4900012608","490:4900013093","490:4900012738","490:4900013094","490:4900012800","490:4900013199","490:4900012936","490:4900012867","490:4900012873","490:4900012253","494:4940008054","490:4900012810","490:4900013227","490:4900012933","490:4900013022","490:4900012244","490:4900012812","490:4900012809","490:4900000991"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490],"twin_sims":[0.5528955198792285,0.5423310064621838,0.358528335221954,0.29844410536995714,0.27991878119191826,0.2410202151247437,0.23538340447064948,0.2137564029472595,0.19554554819896428,0.17668015302764878,0.16028711659406883,0.1576651845929863,0.13273096018388314,0.12245365207025405,0.12233549618253532,0.11632462248894197,0.09827087518723965,0.09404617283313671,0.09270219286955153,0.08952352853851324,0.08161367245202408,0.07000553340590042,0.06916420334113525,0.06608131643751633,0.05573486613092137],"twin_dists":[0.1413886739018889,0.1436717989445828,0.18601976666411874,0.20196820023898782,0.20725101826398082,0.2190897891124992,0.2209042164715295,0.2281446543156733,0.23463557381294795,0.24181877801198956,0.2485180532270258,0.24963495305543112,0.2610077238100148,0.266164932138034,0.266226102378849,0.269399292751048,0.27975987025533766,0.2823967997709027,0.2832552237108965,0.2853253398859815,0.29074245150993727,0.2995110107851321,0.300191151795502,0.3027423734531204,0.3120854131024933],"n_dims_used":45,"mean_confidence":0.9111743503146701},"coverage":{"mean_confidence":0.9111743503146701,"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}}