{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002875","490:4900002583","490:4900001970","490:4900005503","490:4900002119","490:4900012498","490:4900002584","496:4960006999","494:4940008647","487:4870000413","490:4900002427","494:4940006933","494:4940008078","494:4940007566","494:4940007461","494:4940008704","496:4960006482","490:4900005635","494:4940007142","496:4960006354","487:4870000412","466:4660006462","466:4660008186","494:4940007039","490:4900001668"],"twin_admin_codes":[490,490,490,490,490,490,490,496,494,487,490,494,494,494,494,494,496,490,494,496,487,466,466,494,490],"twin_sims":[0.5947716642041848,0.4840316528221597,0.4218905076223762,0.4095455094954447,0.40754204625664525,0.3948461091219488,0.3730418954424463,0.2977712932026715,0.2814733354847386,0.2760115709305308,0.2727419125505885,0.2704698273018833,0.25246806548681267,0.24418806507054394,0.23412564309267708,0.22418453743815914,0.22264096486651688,0.21725583467194734,0.21204242232212714,0.2106643461357624,0.20548526533009182,0.20391698996557395,0.20390406486373402,0.20270632067465438,0.2016467034150343],"twin_dists":[0.13239271776923991,0.15645482823724746,0.17062655484011593,0.17353751503495693,0.17401351044123556,0.17705462494184895,0.18238600719314982,0.2021566011558758,0.2067997916159696,0.20839190057228404,0.20935423377948903,0.21002714310932916,0.21548760777664433,0.21808216637643058,0.22131293791733264,0.22459544263005252,0.2251137253989698,0.22694091599892083,0.22873909123002376,0.22921939626133261,0.2310438255149575,0.23160246652165173,0.2316070828268085,0.23203574089559365,0.23241641735433058],"n_dims_used":45,"mean_confidence":0.9223824395073785},"coverage":{"mean_confidence":0.9223824395073785,"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}}