{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001622","480:4800001947","480:4800001316","480:4800002063","480:4800002050","480:4800002540","480:4800001670","480:4800002003","480:4800001378","480:4800002017","480:4800001617","480:4800001255","480:4800001253","480:4800001712","480:4800001267","469:4690004109","480:4800001268","480:4800001340","470:4700005218","480:4800001398","480:4800001686","480:4800002066","480:4800001458","469:4690002198","469:4690004105"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,470,480,480,480,480,469,469],"twin_sims":[0.41037615052654647,0.3323332887241913,0.3209899126053059,0.28994632200330506,0.2749278974500967,0.2615005716492418,0.25179004985381137,0.24597303333276857,0.24518130074304814,0.23892052913705836,0.23022310815743427,0.18107598793376994,0.17892001870870328,0.17705454747420243,0.175067245509921,0.1646311598493945,0.16068652544854997,0.15741842338846923,0.1554054925254159,0.1537380887260624,0.15361400215922877,0.1501839603824294,0.1497724963283722,0.1455936006076079,0.14483206781453234],"twin_dists":[0.17334046699519337,0.19277652401757675,0.19579160102765475,0.2043664481914043,0.208710071548359,0.21271829892487978,0.21569800039557402,0.217518122222247,0.21776798053285057,0.21976239230168115,0.22259035306515826,0.24009844958655976,0.24093844972663256,0.24167108082987643,0.2424576237364347,0.246696422972703,0.2483490807558876,0.24974076420276425,0.2506084637168985,0.25133346532970813,0.2513876490945845,0.2528982989891304,0.2530812137314238,0.2549602639335664,0.25530697252787243],"n_dims_used":43,"mean_confidence":0.9214578672896984},"coverage":{"mean_confidence":0.9214578672896984,"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}}