{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000376},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001086","480:4800000680","480:4800000468","480:4800000320","480:4800000384","480:4800000395","480:4800001043","480:4800000476","480:4800000447","480:4800000411","480:4800001089","480:4800000470","480:4800000646","480:4800001045","480:4800000537","480:4800000676","480:4800000527","480:4800000651","480:4800000471","480:4800000640","480:4800000438","480:4800000528","480:4800000546","480:4800000656","480:4800000542"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6519795101990394,0.6151909350404692,0.5634354444551664,0.5326912586011308,0.5246693507190572,0.5242439351660739,0.5060364616308117,0.4798323930002529,0.4717884595407706,0.4109954484788975,0.39453713273219787,0.39371902933182623,0.39176183821084687,0.3870182358381107,0.3767933976054491,0.37324050615351023,0.36898849260442157,0.353820881618514,0.35176636754722806,0.34955702510335956,0.34143849754125905,0.3390584680178534,0.32663290042580245,0.32086055881439135,0.3188316304995185],"twin_dists":[0.12012402197149911,0.12801996350930533,0.13911764599856355,0.14576214446407276,0.1475075780610987,0.14760030387956008,0.15158601140991354,0.15739142026296063,0.15919291552478101,0.17319366846522155,0.1771291867429662,0.17732674101207854,0.17780013492276595,0.17895210128327493,0.181458248338413,0.18233677555726685,0.18339361279918673,0.18721437554238507,0.18773832671808086,0.18830354685157585,0.1903968587112351,0.19101554542961102,0.1942844514360603,0.19582632188386148,0.19637195298327756],"n_dims_used":43,"mean_confidence":0.914604009583939},"coverage":{"mean_confidence":0.914604009583939,"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}}