{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003460","470:4700003978","480:4800005288","474:4740001086","478:4780000577","487:4870008076","478:4780004344","466:4660012389","478:4780000120","469:4690002640","469:4690000978","475:4750003492","481:4810005078","488:4880000825","469:4690006574","484:4840003107","484:4840007237","469:4690001237","481:4810003769","480:4800005544","478:4780000816","469:4690005316","481:4810000071","466:4660013854","480:4800005114"],"twin_admin_codes":[470,470,480,474,478,487,478,466,478,469,469,475,481,488,469,484,484,469,481,480,478,469,481,466,480],"twin_sims":[0.27750139845239397,0.2743898086005027,0.17828043479525654,0.1770829782553364,0.15475363783717228,0.14918551561885313,0.14739695863367208,0.1454477522344796,0.14316828417192642,0.13983830951088244,0.13890146542688295,0.13776229239977128,0.13253285321695146,0.1323618752280938,0.1306768206444469,0.1289054433540594,0.12881642072324398,0.1277956856216158,0.12591193782822954,0.12522663094937478,0.12258610807337762,0.11936138585601032,0.11904548848865534,0.11783171235260778,0.11598868248975487],"twin_dists":[0.2079557255106464,0.20886834212227123,0.24118902130022807,0.24165987407384518,0.2508912145461947,0.25334279556913375,0.2541445567462788,0.255026561204559,0.2560691846850688,0.2576147101039502,0.2580544607887844,0.25859217801725515,0.26110423237676933,0.2611876122802362,0.26201372462189787,0.2628908670319439,0.2629351885634831,0.26344504312777683,0.2643941241532651,0.2647420710501124,0.26609641205401907,0.2677808814819165,0.26794775610893756,0.26859211054063586,0.26958031138731475],"n_dims_used":43,"mean_confidence":0.9104287790697675},"coverage":{"mean_confidence":0.9104287790697675,"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}}