{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000758},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000134","489:4890000384","489:4890000268","489:4890000457","489:4890001624","489:4890001456","489:4890000694","489:4890001315","489:4890000484","481:4810005603","489:4890001314","470:4700002608","489:4890000437","470:4700002779","489:4890000340","489:4890000297","466:4660009633","481:4810005721","489:4890000186","489:4890000270","481:4810005846","489:4890001618","481:4810005422","489:4890001049","489:4890000399"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,481,489,470,489,470,489,489,466,481,489,489,481,489,481,489,489],"twin_sims":[0.4586213772792846,0.44815067927383584,0.39309092698970566,0.3888314400464728,0.3823663553861419,0.3807525390398924,0.3768148683840036,0.3740481919646087,0.37054884622808454,0.3700667219312174,0.36821328213951465,0.36056074192614357,0.35681959701233473,0.3515440493744777,0.3455141079467071,0.3409750828118759,0.33948632340574086,0.3393072853250405,0.3386889315026846,0.33508627719383177,0.3234064569549492,0.3213300959274064,0.31953625511599193,0.31898647854948303,0.3146021015966013],"twin_dists":[0.16216433409254474,0.16454905500553577,0.17747854328087084,0.17851099179388505,0.18008830110010718,0.18048401185934518,0.18145295158870015,0.18213669911093897,0.18300508926629036,0.1831250498156431,0.18358694226243932,0.18550649504716865,0.18645245264856464,0.18779511869551768,0.18934273207246533,0.19051714136131373,0.19090415338740893,0.19095075672099104,0.19111181501275398,0.19205334330665128,0.1951443902375651,0.1957003271546307,0.19618224088869515,0.1963302417281256,0.1975157068441152],"n_dims_used":45,"mean_confidence":0.9146185133192274},"coverage":{"mean_confidence":0.9146185133192274,"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}}