{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012270","490:4900012700","490:4900013066","490:4900012999","490:4900012994","490:4900012341","490:4900012629","490:4900012407","490:4900012269","487:4870000122","490:4900012951","490:4900012552","490:4900012998","487:4870000919","490:4900013141","490:4900013144","490:4900012400","490:4900012397","490:4900013030","490:4900012323","487:4870000653","487:4870001380","490:4900012479","490:4900012274","490:4900012759"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,490,490,490,490,487,487,490,490,490],"twin_sims":[0.600083893848345,0.4714518895848572,0.3321390600814074,0.31539554585386437,0.3036878883773315,0.2850928099985473,0.27835018857449206,0.24994749441877198,0.2453195038220608,0.24278996293605692,0.2339927384374092,0.233734382391211,0.2242960433821462,0.2240510657373401,0.2221878889419219,0.20161014331804017,0.19442998591053498,0.19082067728613689,0.19024270371412677,0.18246684575172628,0.17257891490935257,0.16939164361504291,0.1690375781970485,0.16083486628084648,0.1528976840806429],"twin_dists":[0.13125496468918046,0.15926851239913645,0.1928276689148614,0.1973004829655076,0.2005082731317832,0.20575500680108663,0.20770786490685672,0.21627158888233575,0.2177243284269421,0.21852582275577015,0.2213562105121874,0.22144037512716971,0.22455809463917178,0.22464016413092475,0.22526630860636596,0.23242957639356582,0.23504649766291852,0.23638734784799412,0.23660370231065134,0.23956029805416226,0.24345149628016247,0.24473962923985648,0.24488379472933214,0.24828640193647425,0.25170106625613375],"n_dims_used":45,"mean_confidence":0.9088884989420573},"coverage":{"mean_confidence":0.9088884989420573,"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}}