{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680001526","488:4880001512","481:4810003780","481:4810002367","470:4700005833","466:4660012815","470:4700007155","466:4660012380","499:4990001094","480:4800004130","468:4680005271","485:4850000798","480:4800005149","488:4880001904","473:4730001656","496:4960011188","481:4810001185","489:4890002368","496:4960010659","478:4780004501","496:4960003542","499:4990003861","488:4880005936","500:5000001373","481:4810004850"],"twin_admin_codes":[468,488,481,481,470,466,470,466,499,480,468,485,480,488,473,496,481,489,496,478,496,499,488,500,481],"twin_sims":[0.3359411402210165,0.21785464167495308,0.19336086246126646,0.19160249017134148,0.16761692920233226,0.16252486804888913,0.15868592577752766,0.15496141172177366,0.14989500264069153,0.14887029881774366,0.1407818143156664,0.12308300124357029,0.11988947175636269,0.11186835360732764,0.11060264006707185,0.10332500293767678,0.10034572703250744,0.09562929115484589,0.09290118809265238,0.0927166076774514,0.08984522146814837,0.08308969817869852,0.0824136782998957,0.08207861289711883,0.08004566864664434],"twin_dists":[0.1918294373974079,0.22673624874232193,0.2354418553672799,0.23609541635537468,0.24546443613682314,0.24757526650047038,0.24919853786193408,0.25080099533163414,0.25302671537685656,0.2534835818690446,0.2571740481357086,0.26583986848064955,0.2675026696731472,0.2718340042600259,0.27253914807780166,0.27671958643196126,0.2784972849581708,0.2813979527946311,0.2831275049734563,0.2832459647563753,0.2851132138319377,0.2897007314300126,0.29017598680246426,0.29041270069760167,0.2918657392670476],"n_dims_used":45,"mean_confidence":0.9296088324652778},"coverage":{"mean_confidence":0.9296088324652778,"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}}