{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012360","497:4970000327","497:4970000326","497:4970000383","497:4970000501","497:4970000500","490:4900010818","490:4900011359","491:4910002015","491:4910004803","490:4900006306","490:4900002216","490:4900012578","491:4910005364","490:4900010121","491:4910004856","491:4910005006","491:4910002467","490:4900010302","491:4910001865","491:4910005667","497:4970000381","490:4900006427","491:4910002016","490:4900005938"],"twin_admin_codes":[490,497,497,497,497,497,490,490,491,491,490,490,490,491,490,491,491,491,490,491,491,497,490,491,490],"twin_sims":[0.2095741915538116,0.18371695834210755,0.09446981023232916,0.09274067147591153,0.08276676262933023,0.0458667551968016,0.045465578019654423,0.02066730378113588,0.01673015738298251,0.015591132972084264,0.014062577932718258,0.013288676636317526,0.009798111901225069,0.009795874593229356,0.008473181127346449,0.008375786635391,0.008367244657160235,0.008008000526607334,0.007833958838898203,0.00723700200241487,0.007212502542557039,0.007127382118647403,0.00636840758823094,0.006259677963121559,0.005469872985599955],"twin_dists":[0.22960086440713254,0.23907906998448267,0.28212822121457454,0.2832305105714574,0.28992737440291705,0.322445408928375,0.3229046352770285,0.3617512673907431,0.37147474306537837,0.3746627045699927,0.3792796703644233,0.3817887142863377,0.39502198321096627,0.39503173432050004,0.40117761446256067,0.4016633994251873,0.40170624605569094,0.40354467990848514,0.40446207108458226,0.4077541126824995,0.4078943645405973,0.40838500356083685,0.413009275713246,0.4137119752865312,0.4191748072754526],"n_dims_used":44,"mean_confidence":0.8878964510830966},"coverage":{"mean_confidence":0.8878964510830966,"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}}