{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000386","487:4870000507","487:4870001160","487:4870001450","487:4870000569","487:4870001163","487:4870000323","487:4870001258","487:4870000377","487:4870001643","487:4870000878","487:4870001639","487:4870001249","487:4870000722","487:4870001259","466:4660011464","487:4870000436","487:4870000319","466:4660013085","487:4870000643","487:4870000714","466:4660012101","466:4660012955","487:4870001155","466:4660011945"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,466,487,487,466,466,487,466],"twin_sims":[0.4552904294924782,0.37124307740633045,0.29292928618869685,0.28848571444279,0.2641473910232401,0.24880094759956106,0.23216763730464737,0.22748453432143542,0.21359507737669411,0.21239767658375888,0.1908522037552482,0.18488855697919873,0.1808307431572023,0.18011285130218474,0.17950192501125364,0.15681096628007068,0.15068332294487813,0.1462016079805552,0.1433106440458549,0.13854395115157037,0.13512573857005242,0.13402208971561508,0.13293150646167787,0.12730588460098427,0.12586486664625257],"twin_dists":[0.16292077684238154,0.18283248898049814,0.20351991410961753,0.2047828455891496,0.21191823753076486,0.21662987471553066,0.22195208614043135,0.22349531619446666,0.22820046692018106,0.228615616660592,0.2363755596256137,0.23863015660918446,0.24019364267545218,0.24047282255763125,0.2407110261719165,0.25000175833083743,0.2526768042484783,0.2546844148741546,0.25600371038832564,0.258222860254424,0.2598495777965314,0.26038138468473737,0.2609101372494453,0.2636907923941124,0.2644179773005662],"n_dims_used":43,"mean_confidence":0.9076130002043968},"coverage":{"mean_confidence":0.9076130002043968,"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}}