{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002173","490:4900004163","487:4870001950","490:4900002760","490:4900004578","487:4870002376","490:4900004007","490:4900003333","487:4870001864","490:4900003622","490:4900002764","490:4900003348","490:4900002144","496:4960011551","490:4900003621","487:4870006154","490:4900001173","490:4900002761","490:4900008422","493:4930006928","490:4900003215","493:4930004601","490:4900004453","493:4930004304","470:4700004152"],"twin_admin_codes":[490,490,487,490,490,487,490,490,487,490,490,490,490,496,490,487,490,490,490,493,490,493,490,493,470],"twin_sims":[0.45943457007152533,0.4360293906818238,0.4077939686398806,0.39453469291660986,0.37431508065428587,0.3698293664383187,0.36293492643469255,0.36214947796251007,0.3601139615758988,0.3526195854197886,0.3426655326582532,0.32871270735552455,0.32409989630288194,0.3236108735689915,0.31061079633939626,0.2947434808473026,0.2937596004626342,0.29286437127654785,0.2844685047094999,0.28382287386582694,0.28111263369087086,0.2782362665612921,0.2735753292041236,0.2715066344183271,0.2698117783138396],"twin_dists":[0.16197996259434497,0.16733617099371842,0.17395360039841604,0.1771297756236407,0.18207063330749126,0.18318413633995667,0.18490877352461327,0.18510629648054183,0.18561919961080628,0.1875205426089025,0.19007879353510346,0.19373261427554184,0.19495916831624546,0.19508976633873779,0.1986030713886853,0.20300756324164082,0.20328519079917237,0.2035382816494605,0.20593464324081143,0.2061206657759028,0.20690435443304278,0.20774110521343975,0.20910827137093535,0.20971964788663894,0.2102226843643673],"n_dims_used":45,"mean_confidence":0.9165334913465711},"coverage":{"mean_confidence":0.9165334913465711,"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}}