{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002651","500:5000008452","500:5000006288","499:4990001711","472:4720001000","499:4990003498","499:4990002315","472:4720000128","499:4990001890","500:5000009956","499:4990003985","499:4990004234","472:4720002950","472:4720001116","499:4990002825","499:4990003293","485:4850000497","499:4990003186","499:4990001505","499:4990003187","499:4990002491","500:5000009854","499:4990004062","499:4990001684","489:4890000736"],"twin_admin_codes":[499,500,500,499,472,499,499,472,499,500,499,499,472,472,499,499,485,499,499,499,499,500,499,499,489],"twin_sims":[0.4786871691110641,0.3938969377186634,0.39034671114133557,0.3813028988000922,0.36262857569690715,0.35111514955145096,0.33411133229884477,0.31566310931607466,0.3033178441901752,0.29591676304615255,0.28921364301009106,0.2777713207577052,0.2769339593947579,0.27674979775710695,0.27554836483894607,0.27395633847793477,0.2731671263023377,0.27251479269288814,0.2721058284426029,0.26729235119241623,0.25648235111992895,0.2539639907930194,0.249814711730687,0.24883166631679626,0.2446363173559943],"twin_dists":[0.15764729851526257,0.1772837638232948,0.17814310467047095,0.18034897210613754,0.18498578816030453,0.187904735677718,0.19230907983004253,0.19722797487735014,0.20061081357811972,0.20267720564861585,0.2045751671090318,0.20787685373045178,0.20812168496730846,0.20817559151444612,0.20852780603451504,0.20899597920081914,0.20922868477136813,0.20942134273136667,0.20954226957697014,0.2109740808344867,0.2142492478640117,0.21502468119942367,0.21631302839775104,0.21662026162091308,0.2179402708775051],"n_dims_used":45,"mean_confidence":0.929018317328559},"coverage":{"mean_confidence":0.929018317328559,"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}}