{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001119","490:4900002451","487:4870010461","487:4870008393","487:4870012018","490:4900003591","490:4900003355","487:4870001017","487:4870001846","490:4900000805","466:4660014145","487:4870011576","490:4900000794","490:4900000806","487:4870001784","487:4870000475","487:4870012118","490:4900003605","487:4870001690","490:4900004403","466:4660005935","490:4900004023","490:4900008423","466:4660014146","490:4900001290"],"twin_admin_codes":[487,490,487,487,487,490,490,487,487,490,466,487,490,490,487,487,487,490,487,490,466,490,490,466,490],"twin_sims":[0.312630112759063,0.31081103789686915,0.2567408724466932,0.24234062457153524,0.237215369092683,0.23711624017095936,0.21111315608051645,0.19837347899677862,0.19251597588590827,0.18265429293496058,0.16635227073390088,0.14297363858137832,0.14047672140331544,0.12211729861548122,0.11637796961108805,0.11405078525460789,0.113113021903839,0.10617719709204702,0.10278097097463615,0.09490778505909371,0.09473760783640332,0.09014879537685208,0.0864017846590541,0.0860765266580323,0.0857400131307566],"twin_dists":[0.19805195329765163,0.1985483295594234,0.2141699194259125,0.2186687608138002,0.2203114502793864,0.22034344861598726,0.22906273775491698,0.2336011190113282,0.2357553682221736,0.23948799271488322,0.2459843104600534,0.2561587845882958,0.25731629969302633,0.2663391834311999,0.26937058400917807,0.2706324706687276,0.2711465641211677,0.27505478096575553,0.2770411896146202,0.2818515490400195,0.28195893160917807,0.284913586871738,0.2874159052426642,0.28763716058832484,0.2878667741313346],"n_dims_used":45,"mean_confidence":0.914581298828125},"coverage":{"mean_confidence":0.914581298828125,"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}}