{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011261","490:4900011191","490:4900011526","490:4900011113","490:4900011725","490:4900011604","490:4900011670","490:4900011729","490:4900011190","490:4900011534","490:4900011921","490:4900011192","490:4900011119","490:4900011118","490:4900011469","490:4900011731","490:4900011529","490:4900012196","490:4900011665","490:4900011266","490:4900011401","490:4900011595","490:4900011601","490:4900011025","490:4900010949"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7690767933403543,0.6612295736163784,0.6478037036583555,0.5059423946952814,0.4615345505509948,0.40982971545517294,0.36487613023995874,0.3442712838848301,0.3183165988706981,0.31327550203079196,0.3115529790568791,0.30718646507487923,0.3032834802343303,0.3029466451042552,0.30148319813359337,0.30000213861623,0.2929824061505164,0.29173827298048705,0.29033496579982765,0.28733637454358946,0.28073819504204134,0.27697595096448185,0.2725976225548299,0.25666235054768605,0.251160723488553],"twin_dists":[0.09411455838228257,0.11812927979456628,0.12102289203252213,0.1516066963606288,0.1615043806483583,0.17347007479923726,0.18442152979850054,0.18966347529686572,0.19651076858135802,0.1978762401317839,0.1983456740844209,0.19954236243840862,0.20062033962766915,0.20071374708423623,0.20112027738016025,0.20153287329769007,0.2035048857214883,0.20385729395696772,0.20425586252308547,0.20511139191151448,0.20701298543148597,0.20810939654434588,0.2093968643330343,0.21419400888220144,0.21589360783356415],"n_dims_used":45,"mean_confidence":0.9171442667643229},"coverage":{"mean_confidence":0.9171442667643229,"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}}