{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004525},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001065","490:4900001485","490:4900000799","490:4900000509","494:4940005240","480:4800004287","490:4900003079","487:4870004831","490:4900000468","487:4870006001","493:4930005900","493:4930002502","496:4960004254","490:4900002930","490:4900005008","494:4940008017","466:4660004351","466:4660001837","494:4940005704","494:4940005231","490:4900000913","487:4870005419","466:4660003081","494:4940005598","496:4960007787"],"twin_admin_codes":[494,490,490,490,494,480,490,487,490,487,493,493,496,490,490,494,466,466,494,494,490,487,466,494,496],"twin_sims":[0.20465455687926423,0.19877810336166876,0.18028097737245155,0.16055519943150257,0.1265307490840735,0.12378574434345643,0.1215076729621682,0.1180328935405847,0.11755503786623661,0.11031693997435005,0.10192990591729162,0.10180652485076054,0.10024923525803629,0.09891128550286453,0.09863277922455706,0.09809986740337635,0.0903447836374864,0.08904882131548363,0.08899766218972534,0.08788585629096313,0.08571206765244739,0.08534189486661883,0.08444344185376625,0.0822540404699638,0.08166601581440716],"twin_dists":[0.23133937004453997,0.23345394352367987,0.24040736971046103,0.24840460535518297,0.2640811710415599,0.26547838821113395,0.2666559408434859,0.26848495965350183,0.26873969901104455,0.27269917672106103,0.2775469693608578,0.2776205669351435,0.27855554645016994,0.2793679580398354,0.2795381504228504,0.27986486075224004,0.2847849898170721,0.28563947102555803,0.28567340411468795,0.28641470085533444,0.287885874446354,0.2881393512412003,0.2887582337456447,0.2902886700576588,0.29070525291871724],"n_dims_used":43,"mean_confidence":0.9196539590525072},"coverage":{"mean_confidence":0.9196539590525072,"n_dims_used":43,"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}}