{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004219","490:4900003649","490:4900003653","490:4900003652","490:4900002395","490:4900003119","490:4900002995","490:4900003670","490:4900001512","490:4900004365","490:4900003125","490:4900001379","490:4900001113","490:4900003514","490:4900004354","490:4900003517","490:4900003794","490:4900003139","490:4900004224","490:4900003133","490:4900003654","490:4900003252","490:4900003131","490:4900003260","490:4900003256"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.13547616751188912,0.12888175869642107,0.10347732528114573,0.07478363045081578,0.062339434948192246,0.06165840994312769,0.0574865715532417,0.05553572315628349,0.050676674859151644,0.04861042688686914,0.043577613089031485,0.03706832775760135,0.035010267995487454,0.034399351437108074,0.03216507726056558,0.028109598542898316,0.027540568266935135,0.02419061602752037,0.023930415747475554,0.02298345033942231,0.022466467424550357,0.022424083286796643,0.02233841011344905,0.02161332811348401,0.02143652989132231],"twin_dists":[0.2596814011868688,0.2629026566086084,0.2766297781195911,0.2957693643091234,0.30597288478441537,0.30657783399956645,0.31040838740442556,0.3122788123313656,0.31718580734101953,0.3193918231743633,0.32511253563521647,0.33340034953609926,0.3362778226161793,0.3371596505522821,0.34050276864252393,0.3471146447371745,0.3481070028786103,0.354335613719484,0.3548500419606462,0.35676409954018407,0.35783810169964786,0.35792710080700957,0.3581074461038434,0.35965831618312555,0.36004331891048985],"n_dims_used":45,"mean_confidence":0.9178026835123698},"coverage":{"mean_confidence":0.9178026835123698,"n_dims_used":45,"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}}