{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013244","490:4900012944","490:4900013098","490:4900012990","490:4900013100","490:4900012553","490:4900012991","490:4900013313","490:4900012259","490:4900013135","487:4870000747","490:4900013279","490:4900012988","490:4900012344","490:4900012343","490:4900013110","490:4900012698","487:4870000818","490:4900013069","487:4870003649","490:4900012904","490:4900013336","490:4900013209","490:4900013241","490:4900013041"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,487,490,487,490,490,490,490,490],"twin_sims":[0.5370778498281568,0.4148474389455935,0.37744455559553436,0.37645747275377706,0.367313855331675,0.32364829128957334,0.3190304075238563,0.28172804962101206,0.2677116999978199,0.23966870017690275,0.2019868381875448,0.18407772214310594,0.17402243984517074,0.14898245892538714,0.13383186850617676,0.12814309442061755,0.12307506382369615,0.12215414592905363,0.11945263279995777,0.11900413818944308,0.11560672308646046,0.11454834236926936,0.11419089682872141,0.11033643316768921,0.10851820607906933],"twin_dists":[0.14481002110387525,0.17228274854987052,0.181297675801259,0.1815411387531373,0.18381150500856105,0.1950797697127019,0.19631841070063208,0.20672600213706485,0.21084871012856485,0.21952228799358314,0.2322940715457182,0.23894062426153695,0.24287369638113754,0.25343346226835384,0.26047337709286145,0.2632711685921928,0.2658439603288804,0.2663200764826094,0.26773274263408064,0.26796962470976754,0.2697866169936838,0.2703610238860149,0.2705559395073806,0.27268824785800166,0.27371412998067257],"n_dims_used":45,"mean_confidence":0.909448750813802},"coverage":{"mean_confidence":0.909448750813802,"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}}