{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004292","489:4890004312","489:4890004598","489:4890004852","489:4890004854","489:4890004463","489:4890004361","489:4890004397","489:4890004360","489:4890004295","489:4890004509","489:4890004597","489:4890004294","489:4890004599","489:4890004458","489:4890004507","489:4890004727","489:4890004734","489:4890003702","489:4890004728","489:4890004555","479:4790003150","489:4890004625","489:4890004197","489:4890004773"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489],"twin_sims":[0.9165336733592546,0.9113343141892047,0.8848825815264133,0.8544621679895789,0.8540213856771492,0.8525587700836039,0.8509527354246506,0.837964447670671,0.8285687503296261,0.8268512421489168,0.8221351945003467,0.820970797364371,0.81912289596229,0.8187068531543668,0.8025154560638228,0.7992563034695079,0.7962273817392855,0.7933076877652123,0.7865778649691395,0.7721498879859805,0.7705976188597887,0.7690364534828453,0.7674019238887483,0.7633816346939306,0.7623040178625379],"twin_dists":[0.05422363933922163,0.05596534856926836,0.06423217659182898,0.07284165537460255,0.07296104194906494,0.0733562407976801,0.07378852844549874,0.07722446763453923,0.07964927408640564,0.08008749546492647,0.08128325854529016,0.08157683999602695,0.0820414474370595,0.0821458322816633,0.08614980417580524,0.08694291439583093,0.08767643366362937,0.08838035255639695,0.0899915981758586,0.09339711212660093,0.09375983425058802,0.09412395875856393,0.09450447948753253,0.09543737181471915,0.0956867116360545],"n_dims_used":45,"mean_confidence":0.9202907986111111},"coverage":{"mean_confidence":0.9202907986111111,"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}}