{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000575","500:5000000472","500:5000000574","500:5000000520","500:5000000471","500:5000000364","500:5000000521","500:5000000591","500:5000000529","500:5000000470","500:5000000365","500:5000000264","500:5000000649","500:5000000142","500:5000000317","500:5000000119","500:5000000636","500:5000000230","500:5000000581","500:5000000070","500:5000000422","500:5000000093","500:5000000073","500:5000000146","500:5000000534"],"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":[0.8229495294541928,0.7902233901733867,0.7638824948224712,0.7582052873680225,0.7472455196540511,0.7168958496878194,0.7158781817368601,0.6917948286805198,0.6812526936549357,0.6640640146909099,0.6414126151284727,0.6319294186197739,0.6037404116899536,0.6003716922286682,0.5964358546132666,0.5761992537242379,0.5738551384087475,0.5684749810641584,0.5646870402811859,0.5591488258489016,0.5588843679217417,0.5449986525477164,0.5425678591682781,0.5423764341509751,0.5420839309121052],"twin_dists":[0.08107755522271377,0.08912070238109816,0.09532138048293905,0.09663239680720556,0.09914136782609129,0.10596114032002837,0.10618703024531836,0.11149039906490826,0.11378991267799757,0.11751692484519838,0.12239694763920866,0.12443271449240498,0.13047195847500787,0.13119333270056863,0.13203625472024258,0.1363746126590756,0.1368778869354936,0.1380337890506338,0.1388483536365106,0.14004054740427083,0.14009751625537992,0.143094571046042,0.14362052782987708,0.14366196497083433,0.1437252873449527],"n_dims_used":44,"mean_confidence":0.9166393280029297},"coverage":{"mean_confidence":0.9166393280029297,"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}}