{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000781},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001380","485:4850003070","485:4850002512","489:4890000290","485:4850001382","489:4890000557","489:4890000488","485:4850001457","485:4850001324","485:4850002698","489:4890000204","489:4890000828","485:4850002785","481:4810005985","489:4890000172","481:4810005621","481:4810006102","485:4850001147","481:4810006165","489:4890001064","481:4810005836","485:4850002515","485:4850002700","489:4890000833","489:4890001075"],"twin_admin_codes":[485,485,485,489,485,489,489,485,485,485,489,489,485,481,489,481,481,485,481,489,481,485,485,489,489],"twin_sims":[0.36170452349489607,0.2933266251086219,0.22904906555699078,0.22681291697999167,0.22559400106626593,0.22395691863249048,0.2178277952361126,0.21307843914116215,0.21081987292199109,0.204795356604819,0.20039119467005817,0.1904112226760475,0.18622897223836218,0.18384970777892418,0.17793490361758427,0.17640959255996297,0.1690494132486629,0.16390726397338676,0.162705573417159,0.1625800837192481,0.15585112132106124,0.15080434272918009,0.14394917035124447,0.14190110158852953,0.14108834884974603],"twin_dists":[0.18521828919854277,0.20340754042260203,0.22297744004250744,0.22371835197096807,0.22412426017568915,0.22467172006206024,0.2267454165307717,0.2283793964411718,0.22916508352570902,0.23128921943018826,0.23286925462545088,0.23654057277662588,0.23811900759588683,0.2390281041651858,0.2413246566261418,0.24192565175684438,0.24487897232508235,0.24699754359543175,0.24749954542686642,0.2475521229757904,0.25041566506332014,0.2526232066631133,0.2557106313702155,0.2566541311115495,0.2570313555128814],"n_dims_used":45,"mean_confidence":0.9171615600585937},"coverage":{"mean_confidence":0.9171615600585937,"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}}