{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001886","490:4900004862","490:4900002186","490:4900004735","496:4960006774","490:4900004595","490:4900002201","490:4900001480","469:4690002340","490:4900001610","469:4690003871","490:4900000520","496:4960011728","469:4690001496","496:4960011816","490:4900002196","466:4660000264","466:4660001976","496:4960006764","469:4690001837","493:4930004272","490:4900003221","490:4900001593","490:4900001594","466:4660000519"],"twin_admin_codes":[490,490,490,490,496,490,490,490,469,490,469,490,496,469,496,490,466,466,496,469,493,490,490,490,466],"twin_sims":[0.5671594019797281,0.5611857658972638,0.49146294930062334,0.45065674317443494,0.42717583952479454,0.4242494666608112,0.415376527924851,0.4060244730764063,0.39186957489853375,0.3882810188016532,0.38282193082770644,0.3803090854749037,0.37262429277062553,0.36593272515098413,0.35841543701305895,0.3538543679264118,0.35297114938805696,0.34048597640588446,0.3360448068620962,0.33246205436267284,0.3322776941275689,0.3289370776193676,0.32635668741578056,0.3261344734148632,0.3257562510072657],"twin_dists":[0.13831661951995106,0.13960187976187777,0.15480349459153617,0.163976436702726,0.16939134098419273,0.17007446015264022,0.1721579163073051,0.17437475494141946,0.17777404761581653,0.17864479341751097,0.17997673846315404,0.1805928889113963,0.1824895647409928,0.1841568731455712,0.18604832199647595,0.18720584882940866,0.18743088561036012,0.19064418743060724,0.19180230601093443,0.19274262604294967,0.19279116169342805,0.19367319707507716,0.1943578851469304,0.1944169877077317,0.19451763534395675],"n_dims_used":45,"mean_confidence":0.9162223815917969},"coverage":{"mean_confidence":0.9162223815917969,"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}}