{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650002666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001611","487:4870000951","665:6650002587","487:4870001605","487:4870000860","665:6650003265","665:6650003423","665:6650002742","487:4870003070","487:4870001039","665:6650002281","487:4870001793","665:6650002890","665:6650002964","487:4870002692","665:6650003041","487:4870000949","665:6650003195","487:4870001330","487:4870002810","665:6650002815","665:6650003913","665:6650002656","665:6650001812","665:6650003259"],"twin_admin_codes":[487,487,665,487,487,665,665,665,487,487,665,487,665,665,487,665,487,665,487,487,665,665,665,665,665],"twin_sims":[0.22396107352915726,0.2126871889823218,0.20408004266678859,0.16901318268475954,0.12845708609241663,0.12347520775218485,0.11563539978396423,0.10333976860793637,0.08591191887389571,0.0852651786446677,0.08004241583238901,0.07604477848455367,0.07443865490378579,0.07154945139226376,0.07134680649903032,0.06683663678732679,0.065251239549415,0.06517906479753233,0.060973134831545546,0.0586129918760468,0.05802588728018592,0.057971498340465784,0.05714419702458022,0.057104745618457464,0.05114468108479149],"twin_dists":[0.224670327250562,0.22851509518032112,0.23154424814219104,0.24489373588448066,0.2631143255854844,0.26563793038704087,0.2697711098447836,0.27671087616757944,0.28774938806772,0.28819199242499866,0.2918680877806446,0.29481410906030914,0.2960329285208312,0.29827996385076244,0.2984403075840089,0.3021084868164265,0.30344585367915994,0.3035073656016363,0.30719211819379816,0.30935213601753103,0.30990055892717905,0.30995159555742335,0.3107328158151645,0.3107703022972876,0.3166965753878444],"n_dims_used":45,"mean_confidence":0.8957995944552951},"coverage":{"mean_confidence":0.8957995944552951,"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}}