{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001227","481:4810001225","481:4810000955","481:4810001731","481:4810001314","481:4810001237","481:4810000953","481:4810001984","481:4810001816","481:4810001386","481:4810001302","481:4810001716","481:4810000911","481:4810002161","481:4810001166","481:4810002160","481:4810001619","481:4810000954","481:4810000774","481:4810000890","481:4810001892","481:4810002310","481:4810001986","481:4810002061","481:4810001142"],"twin_admin_codes":[481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481,481],"twin_sims":[0.9676645603815301,0.9455893859990813,0.9383581833993514,0.9181509818920023,0.9042458108307067,0.8953300043676153,0.8924170185916678,0.8866095477654774,0.8746537336788299,0.8346256259891963,0.8314755090811196,0.8298915604932375,0.8298419940541214,0.8274027906319065,0.8262964798789554,0.8177263241453891,0.809945425204007,0.8091569368285615,0.7985087632424676,0.7953385790670866,0.788473146956356,0.7878860338913384,0.780790785607763,0.771212194442915,0.7705011683693334],"twin_dists":[0.03329946411861681,0.0434436884766715,0.046328450297488916,0.05367240824288749,0.05827126570555565,0.06107220097725987,0.061965715059879335,0.06371811974795127,0.06721608986926797,0.0780916202284517,0.07890416168527643,0.07931073225082695,0.07932343390545157,0.07994693092531667,0.0802287249864791,0.08239153240209862,0.08432613741681268,0.08452073421398805,0.08712426227318135,0.08789104090698172,0.08953938032020138,0.08967959396559477,0.09136521017210897,0.09361630582708638,0.09378234980661897],"n_dims_used":45,"mean_confidence":0.9215077718098958},"coverage":{"mean_confidence":0.9215077718098958,"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}}