{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003415},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003361","480:4800003315","480:4800003096","480:4800003580","480:4800003312","480:4800003308","480:4800003711","480:4800003171","480:4800003217","480:4800002932","480:4800003260","480:4800003356","480:4800003418","480:4800003177","480:4800003593","480:4800003528","480:4800003409","480:4800003666","480:4800003129","480:4800003085","480:4800002785","480:4800003369","480:4800002732","480:4800002790","494:4940003173"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494],"twin_sims":[0.8715307132408876,0.7881873039127195,0.7414387749236369,0.6525524645535039,0.6257970553914677,0.6243034897048084,0.6149804410858725,0.5526677683563291,0.53362294019602,0.49154808179358683,0.486460179619519,0.48117386375421445,0.46867828425001834,0.42881605571212655,0.39442591861608445,0.38606686328014433,0.3785782624981124,0.37370745131095584,0.36175169878625446,0.31540836309728404,0.30117626506947354,0.29261920233520927,0.29094817657622274,0.2863579928212998,0.285126624168684],"twin_dists":[0.06810778915570102,0.08960765937586289,0.10045985773551841,0.12000061596896112,0.12574763530058725,0.12606774955480393,0.1280650449246741,0.14143781731148936,0.1455597880681241,0.15478462074740704,0.1559143335204625,0.15709194201394075,0.15989218434841163,0.16900930129997352,0.17715603140270603,0.17918393852092773,0.18101843025427683,0.18222107996568873,0.18520641210766042,0.19729700877507675,0.20120568593155017,0.2036076734763173,0.20408155717410423,0.20539168954299852,0.20574528393607144],"n_dims_used":43,"mean_confidence":0.9182874102925145},"coverage":{"mean_confidence":0.9182874102925145,"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}}