{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007514","490:4900007511","490:4900006406","490:4900005783","490:4900006644","490:4900006164","490:4900006409","490:4900007386","490:4900006039","490:4900005907","490:4900005254","490:4900004977","490:4900006038","490:4900007512","490:4900004852","490:4900006408","490:4900008642","490:4900005133","490:4900005268","490:4900001880","490:4900006176","490:4900005003","490:4900006532","490:4900007271","490:4900007015"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8361825626355521,0.7147184179588209,0.7093977282028157,0.6919999772159307,0.6872592149298755,0.6747920455100564,0.6513692046830284,0.628861265434818,0.6242418249382699,0.5586463763649333,0.5297345650000407,0.5250700333021968,0.5209820895967117,0.5122304174962723,0.5028531402995129,0.5013646587943962,0.4875857425447026,0.4859459020683268,0.4674968758687904,0.4502422877880413,0.43041142466452315,0.42839817407066255,0.4245333282063067,0.42380397583343027,0.41914248351343764],"twin_dists":[0.07768802926576832,0.10644426695283933,0.10762183046104365,0.11144553234293929,0.11248116517683485,0.11519372352339836,0.12025545272588634,0.1250907225998906,0.12608096505811153,0.14014878702867037,0.1464048105960955,0.14742025862688568,0.14831184414269666,0.15022618729194714,0.15228658606247084,0.15261457896487002,0.15566410844866793,0.15602872200416765,0.16015821548744522,0.16407105446266226,0.16863828113375845,0.16910657738228382,0.1700081113149435,0.17017862500358724,0.17127134781756206],"n_dims_used":45,"mean_confidence":0.9176294962565105},"coverage":{"mean_confidence":0.9176294962565105,"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}}