{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":495,"cluster_id":4950000430},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000095","480:4800000121","495:4950000623","495:4950000528","495:4950000133","495:4950000429","495:4950000763","495:4950000040","495:4950000536","495:4950000586","495:4950000132","495:4950000530","495:4950000627","495:4950000810","495:4950000583","495:4950000635","495:4950000115","495:4950000589","495:4950000230","495:4950000767","480:4800000117","495:4950000722","495:4950000051","495:4950000476","495:4950000673"],"twin_admin_codes":[480,480,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,480,495,495,495,495],"twin_sims":[0.754160594859475,0.7009233498314343,0.7003864427802258,0.6685315174903034,0.6603113249348586,0.6050722184624016,0.5928168990136556,0.5550799360285124,0.5419925298193008,0.5242914953050873,0.5157570269950449,0.48775723738141347,0.48743721090525755,0.4864815334796685,0.4444949423626071,0.4372648665133584,0.4253346420272947,0.4243472994201021,0.42280725305230615,0.4178710117297935,0.41677413357522347,0.3907509052614822,0.38610642864634676,0.38222982649161763,0.3681802259389935],"twin_dists":[0.0975615805473232,0.10948915995216962,0.10960714788614558,0.11655057434458471,0.11832754002860595,0.1301867793045387,0.13281146918626066,0.14091748708747082,0.14374507553538998,0.1475899365788816,0.1494538248048741,0.1556259987025407,0.15569711858301075,0.15590958467726215,0.16538653953850854,0.1670507194601886,0.16982091447490363,0.17005159096600306,0.17041184498297213,0.1715702910469514,0.17182849666738764,0.17804508507947414,0.17917429155566553,0.18012174710997028,0.1835951906512937],"n_dims_used":44,"mean_confidence":0.8986798199740323},"coverage":{"mean_confidence":0.8986798199740323,"n_dims_used":44,"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}}