{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001272},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001279","480:4800001837","480:4800001454","480:4800001271","480:4800001270","480:4800001612","480:4800001889","480:4800001611","480:4800001437","480:4800001435","480:4800002057","480:4800001943","480:4800002209","480:4800001576","480:4800001668","480:4800001401","480:4800001554","480:4800001377","480:4800001436","466:4660004289","480:4800002355","480:4800001685","466:4660004458","480:4800001613","480:4800001959"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,466,480,480],"twin_sims":[0.33491629070184814,0.32963050872953026,0.29819284944722385,0.24272270343196586,0.22488191934806437,0.2164997000544374,0.19680312014018347,0.17058432814198846,0.17045773112540294,0.1647134450184626,0.15458038142469385,0.1473909037615473,0.14719929473694285,0.14697391246138747,0.14289197267911327,0.13905856138585715,0.13714445499769934,0.1361530489413491,0.12871500764004878,0.12607043536554793,0.1252236993143109,0.12138978641407276,0.1201159176963202,0.11626256915097472,0.1155920682868352],"twin_dists":[0.19209790312281882,0.1934897050989794,0.20203852775369913,0.21854720763360286,0.22436206304822273,0.22719989925114906,0.23417428482097544,0.24425558816692208,0.244306851065306,0.24666225525792598,0.2509665134659449,0.25414728314847973,0.25423360409566126,0.2543352464359804,0.25619640429513674,0.2579805664415349,0.25888520380279817,0.25935747592970076,0.2629857071312489,0.2643138558223766,0.26474356261379806,0.2667173336865231,0.26738365791805746,0.26943269945848636,0.2697945428324288],"n_dims_used":43,"mean_confidence":0.9207211871479832},"coverage":{"mean_confidence":0.9207211871479832,"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}}