{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000640","490:4900000873","494:4940008349","490:4900002123","490:4900003278","490:4900000642","494:4940007433","490:4900012318","490:4900005627","490:4900004403","490:4900011876","490:4900004826","466:4660005363","466:4660007143","490:4900005494","490:4900000750","490:4900003556","466:4660006280","490:4900013058","494:4940002594","490:4900002267","466:4660006994","494:4940007667","490:4900007503","490:4900003814"],"twin_admin_codes":[490,490,494,490,490,490,494,490,490,490,490,490,466,466,490,490,490,466,490,494,490,466,494,490,490],"twin_sims":[0.17305012943286563,0.14138621387411027,0.07262099764278238,0.06505735120420415,0.046198624409941394,0.0418030412484975,0.032788665480011636,0.029052501346022722,0.028651746629608312,0.024075552721761772,0.019679252976303713,0.01755003576521337,0.014552772393485498,0.014157600433881331,0.01277878067578578,0.012696404995514015,0.01222320539690715,0.012115044554357223,0.01187791544914512,0.011670742897757921,0.011388986174317375,0.011384690775922806,0.010729055930944026,0.010109128743280878,0.009290855110475685],"twin_dists":[0.24326250465906235,0.2568929195650772,0.2974381626600309,0.3036112238340953,0.3220680555978217,0.3272623803147948,0.3395502533139197,0.3455076688827639,0.34618511113521816,0.3545625054682034,0.3640282651661151,0.36929596554018956,0.37775279003175827,0.3789800591695877,0.3835134122982447,0.3837977401101817,0.38546341105684767,0.38585215099714415,0.3867153013441656,0.3874820151308519,0.38854437802402514,0.38856075366116954,0.3911270920199816,0.393685387805118,0.3972853851655267],"n_dims_used":45,"mean_confidence":0.9090838962131076},"coverage":{"mean_confidence":0.9090838962131076,"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}}