{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006403},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006029","490:4900005097","493:4930007067","466:4660004182","466:4660004428","490:4900012646","496:4960007530","490:4900011683","466:4660007794","466:4660004270","494:4940008655","490:4900004976","490:4900012213","490:4900007238","490:4900004119","487:4870002407","490:4900001836","490:4900012081","490:4900000892","490:4900000596","494:4940008419","490:4900008198","490:4900007487","494:4940007931","466:4660008721"],"twin_admin_codes":[490,490,493,466,466,490,496,490,466,466,494,490,490,490,490,487,490,490,490,490,494,490,490,494,466],"twin_sims":[0.34839428871478273,0.21350555968922372,0.14528353459848908,0.141372162770812,0.12960338297734103,0.12703145471704075,0.12300636673466712,0.12250412811358877,0.11636750897496279,0.11528466987752467,0.10998958010191649,0.10870463814605237,0.1079604922936532,0.10431872929596799,0.10297633068360425,0.10205336889362351,0.10061338069339416,0.09736673135906097,0.09555752965134841,0.09396837678068025,0.09060579041030806,0.08589381929497113,0.08073230284650523,0.08056206015056651,0.07785971083631663],"twin_dists":[0.1886017635542383,0.22823144898230308,0.2551012674205598,0.25689944508296986,0.2625441843267396,0.2638287960334267,0.2658793830124712,0.2661388139987296,0.26937621260190847,0.2699609730913274,0.2728829346017385,0.27360833144967867,0.2740314708138515,0.27613553964161547,0.2769255507372182,0.27747339254268183,0.2783359054748292,0.28031660538370756,0.28144294690124744,0.2824462246983379,0.28461407368813096,0.2877617385741836,0.2913716973281633,0.2914938741264389,0.29346155045722083],"n_dims_used":45,"mean_confidence":0.9196288214789496},"coverage":{"mean_confidence":0.9196288214789496,"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}}