{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006987},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000079","500:5000000252","485:4850007076","500:5000000032","500:5000000028","500:5000000460","485:4850007347","500:5000000081","500:5000000045","485:4850007476","500:5000000076","500:5000000058","485:4850007416","485:4850006989","500:5000000206","500:5000000031","500:5000000301","500:5000000208","485:4850007144","485:4850007686","485:4850007479","500:5000000043","485:4850007058","485:4850006761","500:5000000197"],"twin_admin_codes":[500,500,485,500,500,500,485,500,500,485,500,500,485,485,500,500,500,500,485,485,485,500,485,485,500],"twin_sims":[0.7707498709755414,0.7667802871757288,0.7102047740855226,0.6956480470748073,0.6939455837475441,0.6811046760397902,0.6685850428644579,0.6481437865646019,0.6443267692255286,0.6439687950300794,0.6410548441546476,0.6212929786017218,0.615222933167806,0.588678501736116,0.5865461431715201,0.5775015226834243,0.5727928984474211,0.5703393091060253,0.5678777927859019,0.5646030818482146,0.5581940277627637,0.5549570801454207,0.5501063544390136,0.5416612627360674,0.5381311690542914],"twin_dists":[0.09372428700370992,0.09464900784511542,0.10744348221995638,0.1106468781224881,0.11101978249251485,0.1138221185326082,0.11653898722996602,0.12094972105155717,0.12177065117378849,0.1218476056831462,0.12247381279534073,0.12671285046392292,0.12801311044261557,0.1336982098360591,0.1341552456690002,0.13609510279836046,0.1371060131888947,0.1376331134755391,0.1381621664303786,0.13886641570572916,0.14024624548483275,0.1409439800468639,0.1419907319257973,0.14381679947214931,0.14458162486631673],"n_dims_used":45,"mean_confidence":0.9203240288628473},"coverage":{"mean_confidence":0.9203240288628473,"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}}