{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002451","480:4800002398","480:4800002125","480:4800002543","480:4800001954","480:4800001667","480:4800001721","480:4800001959","466:4660005172","466:4660001634","496:4960009601","480:4800002172","480:4800002060","480:4800002402","480:4800002447","480:4800002355","480:4800001836","470:4700004871","480:4800001909","470:4700006495","480:4800002535","470:4700003498","480:4800002010","472:4720001606","480:4800002263"],"twin_admin_codes":[480,480,480,480,480,480,480,480,466,466,496,480,480,480,480,480,480,470,480,470,480,470,480,472,480],"twin_sims":[0.4984452357180622,0.456017111907217,0.4335526949603408,0.39609270306641414,0.3493057446447177,0.3311796387793384,0.3244647296990725,0.3076928661383723,0.30298394865614237,0.3014062358513411,0.2967605920656984,0.2943037253568407,0.2932890531277583,0.28645350771696565,0.27911615275414065,0.27812334326980787,0.27189815360925434,0.27182075916470383,0.26973643728874935,0.2671878232047519,0.2648378877438142,0.2623639203569079,0.2614628896188835,0.246095566772029,0.2439390318481322],"twin_dists":[0.153258669664765,0.16275558019445815,0.16790937327900932,0.17675407152801093,0.18836795069041656,0.19308054693261545,0.1948618075791185,0.19940307915729227,0.20070339949764668,0.20114168848014238,0.20244008830736857,0.20313158391405875,0.20341816250649472,0.20536430010258874,0.20748458568069053,0.20777406229469209,0.20960371990160667,0.2096266280675731,0.21024509097842262,0.21100535007955054,0.21171034412659137,0.21245677732815682,0.21272972571160337,0.21747949888632337,0.2181610711694342],"n_dims_used":43,"mean_confidence":0.9196016178574673},"coverage":{"mean_confidence":0.9196016178574673,"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}}