{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002718},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002716","487:4870002602","487:4870003092","487:4870002417","487:4870002505","487:4870002611","487:4870002606","487:4870002717","487:4870002841","487:4870002508","487:4870002962","487:4870002608","487:4870002838","494:4940004581","487:4870002612","487:4870002713","487:4870002416","487:4870002507","487:4870002607","487:4870002343","490:4900006115","466:4660005467","487:4870003365","487:4870003095","494:4940004583"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,494,487,487,487,487,487,487,490,466,487,487,494],"twin_sims":[0.05298715958432966,0.02922632161693008,0.01926158288314313,0.008419772928075381,0.0019644646986050874,0.001445130168340612,0.001115303718129737,0.0011066853282318714,0.0010319158430879627,0.0010087839925940563,0.00023710362112918935,0.00019644841546471767,0.0001635757537613463,0.0001464904835136614,0.000113701811187893,0.00006061403173187305,0.000055156627580203956,0.00003748464385253354,0.00000696974885236467,0.000006511409341248091,0.000005563466332790936,0.00000441380801052182,0.000002603820855421107,0.0000025163973794199133,0.000002438197108191239],"twin_dists":[0.3148059879119442,0.34521633293553666,0.36502091396849,0.4014433813981256,0.45853366230702075,0.4696917927457638,0.4789051416829214,0.4791782851123634,0.4816343543765219,0.4824276819536007,0.5306453910746817,0.5365910473951487,0.5423168687634573,0.5457371727733024,0.5535131568826744,0.5723615702636221,0.5751353104646965,0.5863535865983677,0.6329014797996234,0.6347117709276261,0.6388792348791122,0.6449617970781858,0.6586193953076712,0.6594934465590284,0.6603003801640813],"n_dims_used":43,"mean_confidence":0.8881877633028252},"coverage":{"mean_confidence":0.8881877633028252,"n_dims_used":43,"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}}