{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008902","490:4900008904","490:4900009624","490:4900007780","490:4900010311","490:4900007784","490:4900008905","490:4900010909","491:4910004752","490:4900010831","490:4900009623","490:4900009950","491:4910004855","490:4900008896","490:4900009723","490:4900007786","490:4900010025","490:4900009527","490:4900010988","490:4900010482","490:4900008340","491:4910005365","490:4900010733","490:4900010493","490:4900010308"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490],"twin_sims":[0.6137468101175028,0.5389515642764388,0.248884265125978,0.19382703857128153,0.17625949918714653,0.14559218577427854,0.13447041652723996,0.12060157289159341,0.09618025767333624,0.08531895943463355,0.08426090692658605,0.08168926825455204,0.07547110074806003,0.061188978095601546,0.06082463363275726,0.0516440002940837,0.04365225679836781,0.039874363865754194,0.03974104459456182,0.035320094936806976,0.03484735010803721,0.03475988382355415,0.03472471032801878,0.03398939124042279,0.03105893142789503],"twin_dists":[0.12832924276134758,0.14440379451149146,0.21660380315008684,0.23526927886687393,0.24198499026921996,0.25496090682812556,0.26016495778858284,0.2671289920883448,0.28105338164576893,0.2881550851369558,0.2888846107784093,0.29068873434680254,0.2952470439444747,0.3069980263631049,0.3073259822090594,0.31617869919071073,0.3250237318690965,0.32968794881419505,0.3298592490706954,0.3358355966417578,0.33651169785774904,0.33663764339674995,0.3366883669109666,0.33775891509809325,0.34223190960050287],"n_dims_used":44,"mean_confidence":0.888506369157271},"coverage":{"mean_confidence":0.888506369157271,"n_dims_used":44,"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}}