{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000507","490:4900001052","490:4900001295","490:4900002186","490:4900000624","490:4900000959","490:4900000789","490:4900003219","494:4940007617","496:4960007910","490:4900001705","494:4940008736","490:4900002486","490:4900000712","496:4960008145","494:4940008497","490:4900002906","490:4900001163","490:4900000714","490:4900001436","496:4960008265","490:4900001873","494:4940007276","487:4870004406","490:4900000222"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,496,490,494,490,490,496,494,490,490,490,490,496,490,494,487,490],"twin_sims":[0.6055040129364324,0.541086028328565,0.5343074960022143,0.4945579989646865,0.48165194831642744,0.44932941564914297,0.4279537851320685,0.4211552312839048,0.4104201107145627,0.39682821796080897,0.39111007957946436,0.38906169987341266,0.38674485218783455,0.386531927134825,0.3785181921128254,0.3582872227148487,0.35674832380202093,0.35525683217142306,0.3546463408374912,0.34989232116684604,0.34291055951596083,0.3415065989308258,0.334281759263594,0.3330946029755601,0.33220820478864554],"twin_dists":[0.13009432013105185,0.1439413649847194,0.14541115206447275,0.15411793920333938,0.15698527545619448,0.16427957274988672,0.16921006664740854,0.17079890486230173,0.17333004346195213,0.17657694335534027,0.1779580228752668,0.17845504450686298,0.17901869367839593,0.1790705746599306,0.18103321610655151,0.18608075681883768,0.18647052353874902,0.18684911007935923,0.18700430832963996,0.18821764738332156,0.19001535187362767,0.19037918986282876,0.1922643461343766,0.1925762095172322,0.1928094596406691],"n_dims_used":45,"mean_confidence":0.9174713134765625},"coverage":{"mean_confidence":0.9174713134765625,"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}}