{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002767","490:4900002327","490:4900003755","490:4900001470","490:4900001166","490:4900002021","490:4900001572","490:4900001571","490:4900001331","490:4900004149","490:4900003074","490:4900003895","490:4900002178","490:4900001699","490:4900001862","490:4900002190","490:4900001722","490:4900003460","490:4900003896","490:4900003471","490:4900001596","490:4900001848","490:4900003330","490:4900001466","490:4900003738"],"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":[0.8888004650456697,0.7020236324989249,0.690037974838154,0.6813356397034817,0.6697373007820427,0.668918417804,0.6677646006838792,0.6511214711682273,0.6481012731491459,0.6469762904370886,0.6436005365049752,0.6435609328247051,0.640299295707579,0.6251561489471263,0.6188419792916277,0.6162901160033811,0.6058824538518848,0.5804169290599989,0.5742698239795143,0.5655619414575852,0.5630397429385574,0.5538093607586042,0.5456435395151848,0.5439489500908806,0.5403634882532146],"twin_dists":[0.06306139081644903,0.10924725224751619,0.11187443622521648,0.11377186424908514,0.11628949291161128,0.11646681352581237,0.11671657114025134,0.12030879686898839,0.12095886840115024,0.12120089098066619,0.12192676496348748,0.1219352776372791,0.12263612080887105,0.12588500606652456,0.12723793946353396,0.12778454474858875,0.1300132856205546,0.13546956080773748,0.13678884071969608,0.13866015505627496,0.13920280070839258,0.14119152025288623,0.14295510529199204,0.14332164610946407,0.14409786406786446],"n_dims_used":45,"mean_confidence":0.917238277859158},"coverage":{"mean_confidence":0.917238277859158,"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}}