{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004972},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004971","480:4800004524","480:4800003959","480:4800004887","480:4800004520","480:4800004446","480:4800005143","480:4800004969","480:4800005045","493:4930000384","480:4800004613","480:4800004030","480:4800004046","480:4800003610","480:4800003612","480:4800004883","480:4800003891","490:4900004180","480:4800004708","480:4800004444","480:4800004107","480:4800004959","480:4800004795","466:4660004775","494:4940008111"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,493,480,480,480,480,480,480,480,490,480,480,480,480,480,466,494],"twin_sims":[0.5686249727639935,0.4249426768706453,0.4067760273179209,0.35160212978154626,0.3234679255461177,0.31983636234358376,0.29829913053909585,0.24376833225533803,0.20310603348489178,0.2022445825780862,0.1939724911114372,0.18005722854242293,0.1770331394108519,0.1729763243212601,0.1678642164622301,0.1617950104428409,0.16082655443908578,0.15751176584504356,0.1544325906603579,0.1344585078281769,0.1288590460100574,0.1271694241758605,0.12373184351985052,0.1229870797507412,0.1216959920619611],"twin_dists":[0.13800154782158006,0.16991246405662652,0.17419577947498296,0.18778028003913796,0.19512796267215893,0.19610151184343988,0.20200877502002013,0.21821518643072688,0.23189249578055088,0.2322014556864806,0.23521549201007455,0.2404944864769228,0.24167952023776754,0.24329208160033342,0.24536311210629044,0.2478817217238166,0.24828991284871021,0.24970072476117994,0.25103079362065833,0.26017069962613865,0.2629139639029852,0.2637593865871195,0.26550605859776283,0.26588933078127863,0.2665579623946338],"n_dims_used":43,"mean_confidence":0.9189716605252998},"coverage":{"mean_confidence":0.9189716605252998,"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}}