{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790004604},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790004659","479:4790004694","479:4790004658","479:4790004864","479:4790004792","479:4790004775","479:4790004744","479:4790004677","479:4790004745","479:4790004686","479:4790004696","479:4790004928","479:4790004734","479:4790004725","479:4790004642","479:4790005297","479:4790004685","479:4790004602","479:4790004800","479:4790004719","479:4790004713","479:4790004339","479:4790004746","479:4790004832","479:4790005254"],"twin_admin_codes":[479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479,479],"twin_sims":[0.6553435044887077,0.6409385629012945,0.5638372145797953,0.5211208451330468,0.503826569041221,0.49706047160954536,0.4877026777647576,0.4561940266951582,0.44809575012687813,0.4351385119643354,0.43049194772104316,0.42311262318987003,0.41517660779110266,0.38577135984356375,0.38223155707228035,0.3683527770156006,0.35928244152452,0.3581658571328426,0.3535829349028649,0.3498538782735235,0.3488506050360245,0.34721759007918135,0.34066838265222776,0.3386102862915673,0.32278339491801317],"twin_dists":[0.11939919663407396,0.12249879404004745,0.13903119318809387,0.14828155507497487,0.1520722304879013,0.1535645501601939,0.15563812255111387,0.1627153766620148,0.1645616193875295,0.16754220430821837,0.16861956951072718,0.17034036797696894,0.17220507701670473,0.17925600404672962,0.18012132312706858,0.18355213870600504,0.18582914865882677,0.18611146458213446,0.1872749766472377,0.18822749387472423,0.18848466608682296,0.18890409454176157,0.1905967957315363,0.19113231051543003,0.19531100272558416],"n_dims_used":45,"mean_confidence":0.9319484286838108},"coverage":{"mean_confidence":0.9319484286838108,"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}}