{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001081","480:4800000577","480:4800000579","480:4800000752","480:4800000415","480:4800000959","480:4800000617","480:4800001146","480:4800000995","480:4800000405","480:4800000618","480:4800000875","480:4800000315","480:4800000402","480:4800000614","480:4800000354","480:4800000512","480:4800001135","480:4800000500","480:4800000957","480:4800000400","480:4800000751","480:4800000580","480:4800000606","480:4800000575"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4325796410708032,0.3933654517689156,0.3665419202629136,0.35976068623190016,0.3279120490488169,0.32153600515717207,0.3069156814915901,0.29805023476708375,0.28649593033949283,0.27044706909943406,0.26642484705681363,0.26351621859124963,0.25276909519999574,0.24942818973576936,0.24591127353533362,0.23140511065794145,0.2306152906210532,0.21948465819726576,0.21606888026114085,0.21544614451450142,0.199308043062049,0.1976400402395639,0.19759480186823702,0.19178968561506277,0.19148991805232815],"twin_dists":[0.1681349342541653,0.17741218120476696,0.18400445613894317,0.185708367189874,0.19394482500182134,0.1956451063518025,0.1996168945150303,0.202078461629277,0.20535213693150575,0.2100339008681076,0.21123382276463837,0.2121085667463046,0.2153943116651185,0.2164337364533803,0.21753759400441822,0.22220195468395623,0.22246133906434534,0.22618102975873774,0.22734773147347642,0.2275617694575845,0.2332614991756282,0.2338684250082213,0.2338849348346634,0.23602564030610831,0.23613739987343413],"n_dims_used":43,"mean_confidence":0.9174369989439498},"coverage":{"mean_confidence":0.9174369989439498,"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}}