{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002942},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810003568","481:4810003363","487:4870012519","474:4740001507","474:4740000241","481:4810004835","474:4740002229","474:4740000156","474:4740000547","487:4870012229","474:4740000479","487:4870011948","487:4870012141","478:4780005545","478:4780006125","474:4740000295","478:4780006535","487:4870012036","481:4810003278","489:4890003538","484:4840002414","487:4870011837","481:4810005113","474:4740000281","478:4780004865"],"twin_admin_codes":[481,481,487,474,474,481,474,474,474,487,474,487,487,478,478,474,478,487,481,489,484,487,481,474,478],"twin_sims":[0.143803540073861,0.09705526934977962,0.07164090997008103,0.0639572300859339,0.05569702735773836,0.055084199421825825,0.05390199038132312,0.053893991039105464,0.05316957732364744,0.05241531797121687,0.05225699665712565,0.051795213496769556,0.04971486152215044,0.0483116324979266,0.04681675893876083,0.04665935194577105,0.045391332197596244,0.04308475265688162,0.04252423193419469,0.04217531015087982,0.040740335221805105,0.04030252259607724,0.040225574754337065,0.039099657963952324,0.038912450427972825],"twin_dists":[0.2557773895531619,0.28050933108644494,0.29820771733246537,0.30455723447610233,0.3121221164971964,0.31271944685563186,0.3138874723933244,0.3138954477459511,0.31462179126777984,0.3153868371539022,0.31554858207949227,0.31602268753364504,0.31820316812021854,0.31971727286646257,0.3213712129239934,0.32154792861992004,0.32298999640826037,0.32570212338651106,0.3263795842316655,0.32680510539525404,0.3285869003975091,0.3291410654510079,0.3292389874242263,0.33069021140735183,0.3309349248531965],"n_dims_used":43,"mean_confidence":0.8983301561932231},"coverage":{"mean_confidence":0.8983301561932231,"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}}