{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000654","480:4800000542","480:4800000440","480:4800000611","480:4800000546","480:4800000678","480:4800000680","480:4800000548","480:4800000677","480:4800000441","480:4800000414","480:4800000308","480:4800000549","480:4800000536","480:4800000655","480:4800000602","480:4800000646","480:4800000649","480:4800000676","480:4800000662","480:4800001043","480:4800000890","480:4800000395","480:4800000657","480:4800000656"],"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":[0.7567455828602353,0.7226057713950492,0.6799886695891413,0.6751575547017801,0.6492903911867042,0.6324399843458471,0.621315414035611,0.5782564480489618,0.5674343862704561,0.5595616894341185,0.5505753738390302,0.5271004791821801,0.48292511993894566,0.44944732566473394,0.44710543572594214,0.43628540826190715,0.41961094517623304,0.414454886116073,0.4077988321472348,0.40662442879957567,0.40093995815247707,0.39435549486965776,0.3792634542655184,0.3784370683320066,0.3696702478970332],"twin_dists":[0.09696818665098939,0.10469067518913355,0.11406487289338146,0.1151144041676977,0.12070297824517374,0.12432318981328692,0.1267080435598502,0.13593309685821733,0.13825749554241826,0.13995161691432118,0.14188945706057676,0.14697799799643982,0.15670137773110795,0.16425263082561622,0.16478824178084114,0.16727699286589742,0.171161302312264,0.17237541112823088,0.17395244396161721,0.1742318693703863,0.17558949926241182,0.17717303196809941,0.18084985613233198,0.18105318589395408,0.18322375736489233],"n_dims_used":43,"mean_confidence":0.9109818214593932},"coverage":{"mean_confidence":0.9109818214593932,"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}}