{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001077},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001460","490:4900001338","490:4900001874","490:4900003746","487:4870011570","490:4900002604","490:4900001073","490:4900001210","490:4900004013","490:4900004580","496:4960011458","490:4900000519","490:4900000833","490:4900004022","490:4900004292","490:4900001595","490:4900003728","490:4900003083","490:4900004306","490:4900004009","490:4900001337","487:4870004413","490:4900003607","490:4900001704","490:4900001474"],"twin_admin_codes":[490,490,490,490,487,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.5812307012289076,0.4192884468208467,0.40445374734147643,0.40124628327104855,0.3978563017353678,0.38860299009727906,0.38627739933422006,0.384628981623854,0.34949866500662663,0.3352629029138662,0.3330784555227928,0.3291917356722934,0.3136590452829242,0.31047804792840916,0.30765494884797673,0.2921994270028808,0.29115342514070386,0.28738454505021044,0.28045739917433227,0.257511716346189,0.2537983553014217,0.25265487313475066,0.2511981690459664,0.24775263606079714,0.2472099356757892],"twin_dists":[0.1352950009600486,0.1712370542345706,0.17474928569340734,0.17551611932674546,0.17632961041860476,0.17856651473947996,0.1791326102798374,0.17953484726664248,0.1883185025317876,0.192007056094192,0.19258045558795925,0.19360578615028542,0.19777191456873863,0.19863937314582064,0.1994135035582657,0.2037265654555602,0.2040232640528065,0.20509760627858586,0.2070945067304811,0.21393368179386624,0.2150758529914437,0.21542970340898165,0.2158819602502485,0.21695838960298008,0.21712880885286814],"n_dims_used":45,"mean_confidence":0.9176037258572048},"coverage":{"mean_confidence":0.9176037258572048,"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}}