{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001387},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001392","480:4800001333","480:4800001447","480:4800002337","480:4800002434","480:4800001717","480:4800001830","480:4800001436","480:4800001388","480:4800001323","480:4800001389","480:4800001380","480:4800001334","480:4800001502","480:4800001271","480:4800002386","480:4800002535","480:4800002004","480:4800002257","480:4800001564","480:4800002248","480:4800001385","480:4800001521","480:4800002112","480:4800002060"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5595663547297378,0.522868327339386,0.47224569376843123,0.4672442391517479,0.4463977606953748,0.4235425839091168,0.41981265288221215,0.41869652956891584,0.4098484522864746,0.3811628351098181,0.37913230372583906,0.3675400988910123,0.3534012626867914,0.34705244845644956,0.3395713592744722,0.33943946529702823,0.3299971219806932,0.32599469452476926,0.32214022397747355,0.30366357582648246,0.2756781119904802,0.27317735260623577,0.2679220648454464,0.263688429166709,0.2618601376220613],"twin_dists":[0.1399506120655261,0.14790025536627643,0.15909024516538392,0.16021513437916504,0.16495030177573866,0.17023976505214367,0.17111393556882304,0.17137615464737646,0.17346562939288407,0.18038333010720076,0.18088211097922302,0.18375499219016622,0.1873212598165848,0.18894656780489177,0.19088202330802773,0.19091634920413816,0.19339277961481832,0.1944541763148504,0.19548318080859017,0.2005150079913126,0.2084897239122974,0.20922566682351704,0.21078586426273135,0.21205660864440384,0.21260931520117068],"n_dims_used":43,"mean_confidence":0.9206564260083575},"coverage":{"mean_confidence":0.9206564260083575,"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}}