{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004419},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004415","466:4660013581","466:4660013653","487:4870004130","487:4870003136","466:4660013652","466:4660011024","490:4900000620","496:4960008388","490:4900002192","487:4870003826","487:4870002034","487:4870003687","466:4660013024","496:4960009281","490:4900001885","487:4870004421","466:4660013579","490:4900000120","490:4900000095","487:4870003269","490:4900000355","490:4900000202","490:4900001196","490:4900000731"],"twin_admin_codes":[487,466,466,487,487,466,466,490,496,490,487,487,487,466,496,490,487,466,490,490,487,490,490,490,490],"twin_sims":[0.546843142916793,0.49603136660597813,0.4523994078738531,0.4037815871096456,0.38111775792646696,0.36578122082564174,0.3629176129461019,0.34828112020851776,0.3410935235605458,0.33896203158928434,0.3308426916638619,0.3292995013918765,0.31759554912358773,0.31627228751228403,0.30623367923718753,0.3044089263472958,0.30291881262099524,0.30137584915041965,0.2986377236143614,0.297826343650491,0.2934100132292037,0.29249340025262277,0.2874584666198413,0.28615732559421747,0.2824712096181445],"twin_dists":[0.14269575074570026,0.15379202617243926,0.16357895004489992,0.1749097572259236,0.1803943889550698,0.1841947984210554,0.18491312514742067,0.18863081672893983,0.19048639089052566,0.19104066306307835,0.19316945237218314,0.19357726795888358,0.19670532461020282,0.19706302096258396,0.1998047810961671,0.20030867925561865,0.20072146798517357,0.20115014301432932,0.20191402942305176,0.20214117654485,0.20338396840347137,0.2036432934787219,0.2050764537924837,0.20544924987972607,0.20651094265005338],"n_dims_used":43,"mean_confidence":0.905071169831032},"coverage":{"mean_confidence":0.905071169831032,"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}}