{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000324","500:5000000369","500:5000000187","500:5000000275","500:5000000642","500:5000000647","500:5000000322","500:5000000121","500:5000000323","500:5000000276","500:5000000645","500:5000000427","500:5000000375","500:5000000641","500:5000000643","500:5000000316","500:5000000229","500:5000000219","500:5000000228","500:5000000376","500:5000000279","500:5000000326","500:5000000317","500:5000000371","500:5000000277"],"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":[0.9839908062398588,0.9543460058050991,0.9493839879665195,0.9427711910270264,0.9336388303194402,0.9271049609636202,0.9256261109284302,0.9191746692915279,0.9134236709895482,0.9124798362475326,0.902338856573505,0.8961784594038067,0.8934919001229168,0.8707201543931189,0.8603219394722296,0.8453930526221187,0.8324846248635073,0.827596070301056,0.8259494037872065,0.8180785834426726,0.8036050793210306,0.8009934757274623,0.7970279366049378,0.7843372507022861,0.7650357543704217],"twin_dists":[0.023333154551753867,0.03970379429676795,0.041859874362198984,0.04458750801802879,0.048129181417033574,0.050530520760624094,0.051060627903290516,0.05332106495420628,0.05527085367303455,0.055585458536289455,0.05887918487358388,0.06081003443102469,0.06163718101238187,0.06833783900396811,0.07124148048111126,0.07527201010771536,0.07864445015130948,0.07989763644648583,0.08031700430106063,0.0823033141115276,0.08588373604840668,0.08652067901226858,0.08748288945236218,0.09052469482167637,0.09505405543733192],"n_dims_used":44,"mean_confidence":0.916282827203924},"coverage":{"mean_confidence":0.916282827203924,"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}}