{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000977","466:4660002012","470:4700002666","470:4700003178","470:4700003188","488:4880004764","470:4700002496","470:4700003012","488:4880006439","488:4880005629","470:4700002333","488:4880006353","488:4880005710","488:4880004675","488:4880006268","470:4700002841","470:4700001848","470:4700001999","470:4700003010","470:4700002001","470:4700003190","488:4880005713","488:4880004242","470:4700003177","470:4700001387"],"twin_admin_codes":[470,466,470,470,470,488,470,470,488,488,470,488,488,488,488,470,470,470,470,470,470,488,488,470,470],"twin_sims":[0.8201498616915478,0.7858390913010341,0.7751832996674676,0.7579538110235985,0.6975922781358691,0.6966409760991574,0.6914096232893038,0.679171127206805,0.6682881971838481,0.6599419375945076,0.6587705577319056,0.6355797266475265,0.6317097792209604,0.6251366122749077,0.6202640157603203,0.6164829833919857,0.6052716344719786,0.5927667556561239,0.5821408771130874,0.5808431233074699,0.580172555163656,0.5666742839365074,0.5656229001765517,0.560110390849332,0.5382783259424497],"twin_dists":[0.08178343978165062,0.09016755053076125,0.09268631106531766,0.09669028330065958,0.11022059509262315,0.11042923008621959,0.11157463204777045,0.1142426301373297,0.1166032452358057,0.1184072789421589,0.11866008278054295,0.12364948018731609,0.12447982828477845,0.12588919337863513,0.12693330169846054,0.12774323569779883,0.13014407877209802,0.13282221169586692,0.13509978454422306,0.13537813671648538,0.13552198456337064,0.13842093234027028,0.13864704366447528,0.1398334411465616,0.14454972303745636],"n_dims_used":43,"mean_confidence":0.9138504738031432},"coverage":{"mean_confidence":0.9138504738031432,"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}}