{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008883","490:4900009228","490:4900008991","490:4900007766","490:4900009422","490:4900009215","490:4900009224","490:4900009665","490:4900009216","490:4900008997","490:4900008370","490:4900009235","490:4900009740","490:4900008889","490:4900008684","490:4900009321","490:4900009138","490:4900009111","490:4900009320","490:4900009027","490:4900011446","490:4900008446","490:4900009226","490:4900009126","490:4900011652"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.10653320147591254,0.05627927220320686,0.03852551212495611,0.02414891497727242,0.016929669542833228,0.014703004196255136,0.014134892977830797,0.014123085024753967,0.010845528302949277,0.0065901244109843925,0.005717189164053994,0.005405996830095907,0.005205180103737614,0.004268831104078727,0.004049784741277505,0.0033973546866577563,0.003360939566343094,0.0033199015888821935,0.0031779904322102705,0.002935665634970736,0.0029262483698909774,0.002838782726562593,0.0021996951434088085,0.0020179029981133487,0.002017112535644591],"twin_dists":[0.27484943429556624,0.3115596092533853,0.33144389541673713,0.3544177352864647,0.37093606911618665,0.3772939218671028,0.37905149527203114,0.37908868232241044,0.3906611807279868,0.41160923769925806,0.41739154783326887,0.41964721568722557,0.42116600082057004,0.4290348297998975,0.4311008098559293,0.437920062175669,0.43833494554460073,0.43880744123347837,0.4404834959735782,0.44351029033184086,0.443632470268755,0.4447847551915141,0.4543542138583181,0.4575453092464063,0.4575597527573514],"n_dims_used":45,"mean_confidence":0.8827929178873698},"coverage":{"mean_confidence":0.8827929178873698,"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}}