{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870007600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012148","466:4660005932","487:4870003520","469:4690003470","490:4900009918","490:4900001308","480:4800004771","487:4870003165","490:4900000845","487:4870006281","487:4870000893","470:4700002464","487:4870003969","487:4870006587","487:4870007632","487:4870003116","487:4870005119","496:4960009298","487:4870002598","472:4720005680","488:4880003412","487:4870001560","469:4690004170","487:4870003221","466:4660011485"],"twin_admin_codes":[466,466,487,469,490,490,480,487,490,487,487,470,487,487,487,487,487,496,487,472,488,487,469,487,466],"twin_sims":[0.010759828872795758,0.0022594424684209196,0.0009868914318582973,0.000875136143193789,0.0006889760728169993,0.0004525043596135027,0.0003552620914101956,0.00021910291310771083,0.00016626230110271178,0.0001524478577684045,0.00008242608421932783,0.00007869497168958825,0.00007531823230126862,0.00007015615688960654,0.00005846150383053557,0.00005360233512324475,0.000033175983631816365,0.00003303548309607725,0.00003233417059430556,0.000028631943991656275,0.000025341055965772957,0.000020332222140792422,0.000017945245059705918,0.00001427237489793967,0.000011100055338015717],"twin_dists":[0.39100355878537246,0.453358228446356,0.48319420401526475,0.4873714210210564,0.49557980626005066,0.5096878927897069,0.5176326794933259,0.5331492134758147,0.5418099586760766,0.544503738605916,0.5632304376336553,0.5646159851185563,0.5659246567733309,0.5680368301328219,0.5734261472654044,0.5759730109011176,0.5898556739662928,0.5899770219821955,0.590590175227674,0.5940529903511587,0.5975097277180619,0.6036943831406334,0.607173586817044,0.61350224394726,0.6203749714101384],"n_dims_used":43,"mean_confidence":0.8971307444017987},"coverage":{"mean_confidence":0.8971307444017987,"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}}