{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000427","500:5000000324","500:5000000370","500:5000000317","500:5000000645","500:5000000642","500:5000000470","500:5000000121","500:5000000326","500:5000000275","500:5000000641","500:5000000649","500:5000000371","500:5000000375","500:5000000644","500:5000000055","500:5000000316","500:5000000322","500:5000000228","500:5000000428","500:5000000429","500:5000000369","500:5000000323","500:5000000374","500:5000000187"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9519870549517704,0.9404362391248862,0.9271049609636202,0.9124840998372923,0.9113931827810555,0.9102785084844316,0.9096585743287228,0.9024384626919771,0.9024243429041615,0.8969891858515046,0.896212151070107,0.8900680323941734,0.8574031553311197,0.8557736659102898,0.8541482165493576,0.8508368786636996,0.8505273352121459,0.8500848042887054,0.8467440318556753,0.8458007304572259,0.8417472257954096,0.8393745772167184,0.8384092330940651,0.8365517909851028,0.8348133676754252],"twin_dists":[0.040741625434037775,0.04551593192364041,0.050530520760624094,0.05558404064426947,0.055945877225098105,0.05631363550744382,0.0565173249903927,0.05884755518195902,0.058852039709451666,0.060558698637966916,0.06079960574696538,0.0626790417744091,0.07204161217251065,0.07248563718241627,0.07292670332713772,0.07381964652509643,0.07390274359105284,0.0740214316113939,0.07491334153048321,0.07516389661183225,0.07623433645485515,0.07685634086627867,0.07710847543927987,0.07759212016634291,0.07804302444734786],"n_dims_used":44,"mean_confidence":0.9163362329656427},"coverage":{"mean_confidence":0.9163362329656427,"n_dims_used":44,"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}}