{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001308},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660012885","487:4870001112","487:4870001586","466:4660013486","487:4870000938","466:4660013411","487:4870000763","487:4870000935","466:4660013235","487:4870001954","487:4870001687","466:4660013556","487:4870001122","487:4870001682","487:4870000420","487:4870001774","487:4870001391","487:4870002035","487:4870004284","487:4870001684","487:4870001491","494:4940004539","487:4870001309","487:4870001769","487:4870001024"],"twin_admin_codes":[466,487,487,466,487,466,487,487,466,487,487,466,487,487,487,487,487,487,487,487,487,494,487,487,487],"twin_sims":[0.6487064751248169,0.6138711565667346,0.544006918453032,0.5357670060602172,0.5206099941372312,0.5166388366809842,0.5134751979680476,0.49893516389247716,0.4958995652936216,0.48865263284103455,0.48194718039738693,0.46441212008363847,0.4578001700691179,0.4494339500564622,0.44792536416156326,0.4460299238243802,0.44541373203567364,0.4188978671013238,0.4184472983806067,0.4162500902812462,0.40858380940662603,0.40580061981007515,0.40331474153011326,0.39807722329963174,0.3961533314153281],"twin_dists":[0.12082864213406358,0.12830261300008022,0.14330910417132767,0.1450943801844836,0.14839307848157404,0.1492609036905979,0.14995341720067648,0.1531505069605494,0.1538211696267048,0.15542708897821253,0.15691942223380473,0.16085393643553156,0.1623506416697432,0.1642556869605178,0.16460059682526682,0.165034576219607,0.16517581014552862,0.1713288309958576,0.17143474894842878,0.17195195945958272,0.17376587320966394,0.17442809194803058,0.17502128246015747,0.17627650006749782,0.17673946517225725],"n_dims_used":43,"mean_confidence":0.9096562585165334},"coverage":{"mean_confidence":0.9096562585165334,"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}}