{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001759","480:4800001295","480:4800001370","480:4800001300","480:4800001531","480:4800002241","480:4800001483","480:4800001362","480:4800002047","480:4800001303","480:4800001530","480:4800001357","480:4800001363","480:4800001763","480:4800001931","480:4800001645","480:4800001417","480:4800001480","480:4800001301","480:4800002191","480:4800001230","480:4800001302","480:4800001933","480:4800002150","480:4800001814"],"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":[0.5361296568770839,0.46090307211569886,0.36534983805976917,0.3393804707659782,0.28139125786252656,0.2718301545998189,0.25874160296937404,0.25601926307769385,0.2523075013224055,0.23771021816872293,0.23132493674611956,0.2185177333312671,0.20886331203125952,0.20312305762694938,0.17998892177084855,0.1777893434001681,0.1743065464016846,0.16661850074555468,0.15987180432020034,0.14538284563809767,0.1418733684498029,0.13771313299138419,0.1324249753618293,0.1317285684732899,0.12274597636551518],"twin_dists":[0.1450156972359049,0.16164731046440362,0.18430282748103077,0.19093170506850404,0.20682357772770174,0.20962384687605845,0.21355768566214486,0.21439147507778628,0.21553739931322904,0.22015184571332638,0.2222282579383808,0.22651005006276456,0.22985034347091116,0.23188639913543072,0.24052109704403127,0.2413818510620199,0.24276038063396607,0.24587463281862956,0.2486940786388427,0.25505608117276696,0.25666697641195046,0.2586154571365609,0.26115683114887656,0.26149716177598137,0.26601378654483276],"n_dims_used":43,"mean_confidence":0.9130863810694495},"coverage":{"mean_confidence":0.9130863810694495,"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}}