{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004826","490:4900005627","490:4900004403","490:4900003181","466:4660003661","490:4900003059","490:4900001290","490:4900002123","494:4940007667","487:4870001679","490:4900002887","490:4900003591","490:4900001144","490:4900012283","490:4900003034","487:4870000357","487:4870002748","490:4900001969","490:4900007503","493:4930006982","490:4900004023","490:4900000794","487:4870000688","466:4660006994","490:4900003355"],"twin_admin_codes":[490,490,490,490,466,490,490,490,494,487,490,490,490,490,490,487,487,490,490,493,490,490,487,466,490],"twin_sims":[0.2949378900866988,0.28422785333031236,0.25710031013432294,0.21685815932783314,0.18747813035800032,0.1737087924072041,0.1735470062223118,0.16989441236955716,0.16003771864708183,0.1511240218050713,0.136336481805487,0.13517985576351926,0.12450690803559321,0.12411413814973243,0.12384678009548875,0.12225276580147014,0.11653218667163225,0.11061055484021953,0.1092333329045903,0.10772943024137069,0.10302405678359665,0.10167038086971276,0.09454935785481905,0.09042798743118109,0.08699932977753001],"twin_dists":[0.202952770429321,0.2060039512037759,0.21405970822205342,0.22707704781807214,0.23764497981037055,0.2429989480144979,0.24306361870031284,0.24453528739106817,0.24862371789161514,0.25248177830883306,0.25926990103231506,0.25982358472319905,0.26510905196979084,0.2653100025297592,0.2654470661191968,0.26626895935538897,0.2692876488964663,0.27253471934206935,0.27330906440168423,0.2741633182589777,0.27689732633779485,0.2777018585699909,0.28207789534638306,0.28473046272779085,0.28701114920565807],"n_dims_used":45,"mean_confidence":0.9191614786783854},"coverage":{"mean_confidence":0.9191614786783854,"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}}