{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002706","487:4870004210","494:4940005589","494:4940006591","487:4870002007","494:4940005938","487:4870001258","487:4870002173","487:4870002977","494:4940007825","494:4940006265","487:4870002271","487:4870002707","494:4940003991","494:4940004223","494:4940004230","494:4940006259","494:4940003870","487:4870002501","494:4940006159","490:4900000496","494:4940005592","487:4870002997","494:4940006475","490:4900000400"],"twin_admin_codes":[487,487,494,494,487,494,487,487,487,494,494,487,487,494,494,494,494,494,487,494,490,494,487,494,490],"twin_sims":[0.4857828224740755,0.24758861826532358,0.23773528829700097,0.22577847566232132,0.2231990026073766,0.21013038417708557,0.208885247550314,0.2080554977916646,0.2070288823581396,0.2007729948656286,0.18985109287375448,0.18968797118060396,0.18963982009655944,0.1849494301503554,0.18410207608192145,0.18296780641955213,0.1824096097209723,0.17941122179069974,0.17625652120062843,0.16775121559838027,0.1676241481562992,0.16743515113828814,0.1622513821621219,0.15877125310619766,0.1583632611237171],"twin_dists":[0.1560650028357287,0.21700986932634742,0.22014376556866025,0.2240627354124527,0.22492607842850715,0.22940607281423278,0.229842636694374,0.2301345438669507,0.230496808946412,0.23273134065041282,0.23675055620647784,0.23681178924149837,0.23682987135527478,0.23860688706100708,0.23893128515268866,0.23936717589567047,0.2395823865678297,0.24074644083440389,0.24198616796215883,0.2454093999885173,0.2454614767020522,0.24553898694594553,0.24768998160022695,0.24916214913054685,0.24933627057310984],"n_dims_used":43,"mean_confidence":0.9091252171716024},"coverage":{"mean_confidence":0.9091252171716024,"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}}