{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000277","477:4770000707","477:4770000550","477:4770000010","477:4770000933","500:5000001074","477:4770000437","477:4770000502","500:5000001174","477:4770000820","477:4770001834","477:4770001073","500:5000001015","477:4770000659","485:4850007187","477:4770001891","477:4770001194","500:5000001339","477:4770000109","499:4990003153","499:4990003338","477:4770001670","499:4990001883","500:5000002533","499:4990002618"],"twin_admin_codes":[477,477,477,477,477,500,477,477,500,477,477,477,500,477,485,477,477,500,477,499,499,477,499,500,499],"twin_sims":[0.6644085618687153,0.5938898101788098,0.4765758978613486,0.454908508301452,0.4470412056429439,0.41032576072251875,0.38816548136156265,0.3816399865608244,0.37748598854200155,0.3680603458786561,0.3494784033631613,0.3427333867655767,0.338658563236628,0.3331633579538049,0.32969669186041506,0.32684318221465297,0.3171537428326215,0.3091242192177944,0.3090587187464558,0.308980027315792,0.300263937821802,0.28442123128814323,0.28385327745259104,0.28376389392703644,0.28313102395030115],"twin_dists":[0.11744244975824351,0.1325816223366606,0.15811953867840714,0.1630076374607897,0.1648029466723798,0.17335241567663146,0.17867289070404474,0.1802663084627077,0.18128746319693964,0.1836251069744414,0.18832369519851078,0.19006122252120589,0.19111972889576695,0.19255813123432905,0.19347220317535904,0.1942285691600271,0.19682465734634894,0.19901010395642127,0.1990280641237018,0.19904964412994214,0.20145985444141284,0.20594825526966587,0.20611190001625795,0.2061376720937809,0.2063202886310208],"n_dims_used":45,"mean_confidence":0.9213175455729167},"coverage":{"mean_confidence":0.9213175455729167,"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}}