{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008902","490:4900009004","490:4900008782","490:4900008903","490:4900011149","490:4900007786","490:4900010311","490:4900008007","490:4900010991","490:4900008774","490:4900009721","490:4900008340","490:4900008901","490:4900009635","490:4900008904","490:4900010493","490:4900009723","490:4900010564","490:4900008905","490:4900009950","490:4900010909","490:4900009735","490:4900008790","490:4900010310","490:4900010145"],"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":[0.310476059362749,0.23982741836805718,0.1762753047681871,0.14559218577427854,0.131176346294314,0.12105961702896237,0.11651201059175183,0.11043873139288798,0.10945326052898725,0.1077601750128807,0.10251101496180741,0.09619206903104127,0.09305830353857733,0.08939419483253545,0.08679229085496616,0.08556574892784509,0.08176294767772536,0.07953443152606177,0.07648583151293727,0.0670998620798381,0.06466820179911109,0.06312294751403211,0.06264116187820652,0.060881188434925466,0.06034234232054834],"twin_dists":[0.19863991701217024,0.21947141456371574,0.24197873993363989,0.25496090682812556,0.2617679948168375,0.2668895214293161,0.26929849443206044,0.27263091879624046,0.2731849048659677,0.2741457621934767,0.2772012666941335,0.2810460119121251,0.28302681795255274,0.28541079356190846,0.2871511390049361,0.28798596215308775,0.29063641720567174,0.2922357927284021,0.294483047811064,0.3018889528015682,0.30394435388727414,0.3052835625100036,0.3057065940248708,0.3072749701775451,0.30776259603528694],"n_dims_used":45,"mean_confidence":0.8929014417860243},"coverage":{"mean_confidence":0.8929014417860243,"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}}