{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000739","480:4800000629","480:4800000449","480:4800001099","480:4800000853","480:4800001563","480:4800000738","480:4800001450","480:4800000896","480:4800000809","480:4800000737","480:4800000706","480:4800000666","480:4800001388","480:4800001565","480:4800000939","480:4800002539","480:4800000775","480:4800000700","480:4800001323","480:4800001154","480:4800001510","480:4800002126","480:4800000740","469:4690005998"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469],"twin_sims":[0.33988007438671375,0.3288693037692364,0.3221891413430137,0.26576698366689866,0.24906234264419583,0.1928907592261754,0.19104138759578587,0.14971944797130088,0.14324972833821312,0.13513075237978095,0.13402345131345036,0.11850661936266538,0.1162001639592945,0.1128684144276275,0.11157248415101934,0.1044034341543579,0.10296220818111118,0.0982244615655467,0.09786958907674315,0.09341846433339185,0.09299535156004422,0.09189999159958524,0.08745853345370563,0.08540705983665395,0.08370374145258573],"twin_dists":[0.19080170703717617,0.193691142432943,0.1954700787969442,0.2114311464258864,0.21654809819949572,0.2356161790557604,0.23630484947153385,0.25310482309716675,0.2560317208867659,0.2598471692812822,0.26038072655946276,0.268233200462651,0.2694663093949189,0.2712812006492996,0.27199828268571385,0.276085956487237,0.27693390450008515,0.2797883517896701,0.28000646762530784,0.2827965152290729,0.28306714443625636,0.28377229781492097,0.28670160049996973,0.2880946659123644,0.2892717171365774],"n_dims_used":43,"mean_confidence":0.9252383209938226},"coverage":{"mean_confidence":0.9252383209938226,"n_dims_used":43,"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}}