{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004175},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007060","470:4700006575","489:4890001760","489:4890003081","489:4890003325","489:4890002017","489:4890003706","489:4890002006","489:4890003326","489:4890004608","489:4890002838","489:4890003175","489:4890003719","484:4840004708","489:4890002494","489:4890001678","489:4890001756","489:4890002093","479:4790003429","489:4890003847","470:4700006185","489:4890002575","489:4890004541","489:4890003585","489:4890002002"],"twin_admin_codes":[470,470,489,489,489,489,489,489,489,489,489,489,489,484,489,489,489,489,479,489,470,489,489,489,489],"twin_sims":[0.54162537491638,0.5367938650848547,0.5200512006103998,0.48840290965805283,0.46603386802311236,0.46441488945395876,0.46406062111477325,0.44532857373001106,0.43634057611265287,0.43345171079739764,0.4277731778979199,0.42228320150730336,0.4204886764705751,0.41409795979937436,0.40941733751476467,0.4059187616571341,0.40446788353887037,0.4002981701949129,0.3972371056562185,0.3937675971727612,0.3932124029271887,0.3886573217148698,0.38272069660994357,0.3669195202331311,0.36615654107744916],"twin_dists":[0.14382457017002165,0.14487161381716324,0.14851509751332062,0.15548255322393176,0.1604879770117043,0.16085331112889753,0.16093331326899796,0.16519533467196795,0.16726424269659598,0.16793277266464188,0.16925213906177466,0.1705345585089502,0.17095525614486845,0.17245969696289978,0.173567936151407,0.17439994092717997,0.17474591210090334,0.17574332145940655,0.1764785393961305,0.17731500762400626,0.17744917571756946,0.17855330847869233,0.1800015234882732,0.18391004668654024,0.18410086092783873],"n_dims_used":45,"mean_confidence":0.9172125922309028},"coverage":{"mean_confidence":0.9172125922309028,"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}}