{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870012850},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012851","487:4870012996","487:4870012723","487:4870012485","487:4870012706","487:4870012785","487:4870012493","487:4870013156","487:4870012299","487:4870012709","487:4870012573","487:4870012774","487:4870012491","487:4870012704","487:4870011771","487:4870012700","487:4870013003","487:4870012296","487:4870013155","487:4870012639","487:4870012642","487:4870007764","487:4870012998","487:4870008198","487:4870013145"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.4824403641596142,0.4389167262417753,0.41085026244527506,0.40675862126903434,0.4025070830389518,0.34731533970691675,0.3051709001445422,0.304771853970036,0.2890270922631901,0.28569731510219504,0.2799454896571623,0.27957819367602976,0.2787491445536703,0.2692664857437651,0.2681621469708824,0.26162431083949084,0.2549432964808156,0.25032398486139484,0.24069149756152647,0.23735437647386845,0.2114473787559954,0.20414062928224927,0.20317218666825326,0.2027646186064557,0.19623877103824236],"twin_dists":[0.15680944306847958,0.16666956181296466,0.17322807469561916,0.17419992289575661,0.17521436198594295,0.18887895904433616,0.2000980513100101,0.20020831926473462,0.20462836037290189,0.20558129299744277,0.2072432530159644,0.20735008053289358,0.20759152229557445,0.2103849432341303,0.21071417784139676,0.2126807832265433,0.21472256450459926,0.21615416824785502,0.21919483697422726,0.22026659406086344,0.22894622303993659,0.23152262366216023,0.23186880712644953,0.23201483658815847,0.23438103985951345],"n_dims_used":43,"mean_confidence":0.9100984085437863},"coverage":{"mean_confidence":0.9100984085437863,"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}}