{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004300","480:4800004475","480:4800004568","480:4800004478","480:4800004480","480:4800005339","480:4800004388","480:4800004569","480:4800004301","480:4800004643","480:4800004654","480:4800004139","480:4800005253","480:4800004135","480:4800005588","480:4800005801","480:4800004220","480:4800004653","480:4800005167","480:4800005346","480:4800004816","480:4800004734","480:4800003384","480:4800004057","480:4800003111"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5187549315474163,0.3696495515959324,0.3593740630944585,0.3402604543378972,0.32006845802643974,0.31175379358496796,0.31152077817646034,0.31084100288050726,0.29323697854808317,0.29025786849656166,0.2889402912750617,0.27910721438167946,0.2726939077787736,0.24355952990895843,0.23761014776325362,0.2363335717944673,0.22261982192842583,0.22030996357239718,0.20750353687622278,0.20060773283971672,0.20008688716745163,0.178530757179026,0.17665834154464,0.17515466942554236,0.17410743858086072],"twin_dists":[0.1487982719998333,0.1832289114334587,0.1858060031214417,0.19070280003939974,0.19603910710700606,0.19829087058942424,0.1983544637756425,0.19854013949931346,0.2034328859951572,0.2042777929639377,0.20465311788124319,0.20748718907266148,0.20936841527349032,0.2182814143295598,0.22018410411038372,0.22059639738563766,0.2251208411335109,0.225900966756119,0.2303291641635276,0.23279101445436876,0.2329793063662533,0.24109087593110945,0.24182738942015142,0.2424228893287084,0.2428397808435372],"n_dims_used":42,"mean_confidence":0.9183038075764974},"coverage":{"mean_confidence":0.9183038075764974,"n_dims_used":42,"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}}