{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004520","468:4680003072","468:4680004654","490:4900001171","493:4930000384","467:4670002480","480:4800005143","480:4800004187","470:4700005840","468:4680001378","480:4800004107","480:4800003813","480:4800004795","467:4670003254","496:4960011017","490:4900000905","494:4940001073","494:4940008745","480:4800003812","484:4840006451","480:4800004887","480:4800004524","468:4680006303","490:4900004180","468:4680001293"],"twin_admin_codes":[480,468,468,490,493,467,480,480,470,468,480,480,480,467,496,490,494,494,480,484,480,480,468,490,468],"twin_sims":[0.13862698973088552,0.13459987655973873,0.12883317891670065,0.10807600620962422,0.10509968490330246,0.10023805477269049,0.09906852183997988,0.09538132108547129,0.08739705329392591,0.08037719243611018,0.07894187239188262,0.07761656278539505,0.0758467709158782,0.07568532606535595,0.07534321281782133,0.06959184228531265,0.06931783080579104,0.06551739435974456,0.06402453083002595,0.059450487871677136,0.059104313710835986,0.058569124319145904,0.058225870350782846,0.05693532793272565,0.056382259435220065],"twin_dists":[0.2581837177918397,0.2601025626199679,0.262926843424065,0.2739656388767621,0.275679578762026,0.2785623000360139,0.27927203834915904,0.2815535417331966,0.286742969186456,0.2916267813363673,0.2926671064718573,0.29364127216583435,0.29496324009098246,0.29508506605141793,0.29534391811302696,0.2998446086932873,0.3000664577783285,0.303219498819077,0.30449898096205347,0.3085775974730243,0.30889665248164744,0.3093929564919547,0.30971324039963016,0.31093152534073787,0.31146061422263455],"n_dims_used":43,"mean_confidence":0.9196848314861918},"coverage":{"mean_confidence":0.9196848314861918,"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}}