{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002887","490:4900004281","490:4900004134","490:4900004403","490:4900004023","490:4900001021","490:4900002896","487:4870000357","487:4870001017","490:4900003576","496:4960008020","490:4900001290","490:4900005627","490:4900002292","490:4900002123","490:4900001144","490:4900002752","487:4870001679","490:4900006391","466:4660007143","490:4900001876","466:4660003661","494:4940003926","490:4900003059","490:4900001969"],"twin_admin_codes":[490,490,490,490,490,490,490,487,487,490,496,490,490,490,490,490,490,487,490,466,490,466,494,490,490],"twin_sims":[0.5385313979068789,0.4871212136370701,0.2952871781876111,0.2553044182761711,0.2357724265812846,0.22844332697083197,0.21685815932783314,0.17419869212976183,0.1260686255433065,0.12236967964979649,0.11591508263073069,0.1104837423964024,0.10548540957706187,0.10109626993119274,0.10022663203998103,0.09940512604129868,0.07884452359102341,0.07659182073334042,0.07542364415908408,0.07539201746225187,0.07420181473157905,0.07099574531600457,0.06749911222898679,0.06640748998756464,0.06492168261991721],"twin_dists":[0.1444948640334664,0.15576735698576202,0.20285437970011336,0.21461134391356415,0.2207780896370316,0.22317766740708425,0.22707704781807214,0.242803382714638,0.26431477194328523,0.26620840070023766,0.26962002384154843,0.2726057071348304,0.2754553455027637,0.27804559902960585,0.27856920056054696,0.27906709835967153,0.2927382134337853,0.29440371992852044,0.2952829765013395,0.29530693331522745,0.2962144479866783,0.29871896233397965,0.3015573076186573,0.3024679180346253,0.30372717712749914],"n_dims_used":45,"mean_confidence":0.9208291795518663},"coverage":{"mean_confidence":0.9208291795518663,"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}}