{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000450},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002337","493:4930004125","487:4870011472","499:4990000267","493:4930004574","488:4880000836","488:4880001967","496:4960001996","488:4880000925","488:4880001721","493:4930004118","496:4960008948","477:4770003740","468:4680003001","493:4930003288","488:4880000530","470:4700005335","478:4780005111","493:4930007174","478:4780001543","470:4700005955","493:4930004882","481:4810003037","493:4930004741","496:4960009930"],"twin_admin_codes":[488,493,487,499,493,488,488,496,488,488,493,496,477,468,493,488,470,478,493,478,470,493,481,493,496],"twin_sims":[0.35287796484381145,0.3241713767528973,0.3220066729320694,0.3185022168216999,0.31647603907267624,0.30865499781301614,0.2950046654134997,0.2903489128211125,0.28890653528599286,0.28326140118391335,0.2767290780705285,0.2726222476215704,0.2707173343407464,0.2696678472946881,0.2674447307073943,0.267148023605674,0.26406193825782687,0.2580782862128288,0.25385379807601366,0.25265916982974934,0.24493009153884293,0.24289283175382753,0.2379361810064781,0.23763536478830405,0.2368021823681698],"twin_dists":[0.18745464531397327,0.19494008799073653,0.1955189567385083,0.1964607247287622,0.19700788902447328,0.19913881231465463,0.20293395521653054,0.20425189564302643,0.2046627470148141,0.20628264775674526,0.2081816578116619,0.20938958786205925,0.2099536717066993,0.21026549318440857,0.21092851054498576,0.21101725801177093,0.2119439890601292,0.21376033186341947,0.2150587220174684,0.21542837189232025,0.21784736678508787,0.21849312345586847,0.22007903755981917,0.22017597439074837,0.22044488263996595],"n_dims_used":45,"mean_confidence":0.9272623697916667},"coverage":{"mean_confidence":0.9272623697916667,"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}}