{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001459},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003899","472:4720008077","488:4880000335","496:4960005091","468:4680006576","468:4680004946","467:4670003815","472:4720003318","470:4700008096","489:4890002733","468:4680005891","500:5000005383","466:4660001327","475:4750010508","478:4780000293","484:4840006895","470:4700003453","500:5000009938","472:4720007605","485:4850001655","488:4880004207","499:4990003829","473:4730008007","499:4990000028","499:4990002240"],"twin_admin_codes":[477,472,488,496,468,468,467,472,470,489,468,500,466,475,478,484,470,500,472,485,488,499,473,499,499],"twin_sims":[0.1388287175725417,0.13034758603962424,0.11628881449411693,0.11594434796079173,0.10899453951120383,0.09807974165629199,0.09701868602213568,0.09503277454144268,0.08797318760463307,0.07676493028227138,0.07188494280251516,0.06901675413256439,0.0653174783602002,0.06491686507957928,0.05769364014912517,0.05469092821924065,0.052806079111381035,0.05268649785760369,0.04761583319035624,0.04685713272889328,0.04617743697588711,0.04293904935796761,0.04223225229962667,0.03986284655161934,0.03933448486474385],"twin_dists":[0.25808870085721725,0.26217607141350213,0.26941856848427687,0.269604230758152,0.27344409389719665,0.2798772264283846,0.2805319998995547,0.28177277669512624,0.2863562040625388,0.29427434559079213,0.2980153118334505,0.3003110430480674,0.303389449631677,0.30373129822413725,0.3102129454405441,0.31310567573491505,0.3149893554145401,0.31511073328957695,0.32048170923732455,0.32132596670697017,0.32209207890362873,0.3258775079438249,0.3267354607561544,0.32970272815482143,0.3303846482200637],"n_dims_used":45,"mean_confidence":0.9122137281629774},"coverage":{"mean_confidence":0.9122137281629774,"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}}