{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["486:4860000232","485:4850005831","485:4850006322","500:5000000640","500:5000000593","485:4850005992","500:5000000585","474:4740005313","500:5000000186","500:5000000122","500:5000000223","500:5000000153","500:5000000117","485:4850006251","500:5000000183","485:4850006250","500:5000000149","500:5000000152","500:5000000182","500:5000000633","500:5000000634","485:4850006339","500:5000000416","500:5000000361","473:4730000465"],"twin_admin_codes":[486,485,485,500,500,485,500,474,500,500,500,500,500,485,500,485,500,500,500,500,500,485,500,500,473],"twin_sims":[0.11579714889278526,0.1140477626161759,0.10925919798376368,0.10552362400170352,0.09329166255148984,0.0895138408046162,0.08798457405815194,0.0860605781931135,0.08559428943932483,0.0855775797994379,0.07050069144345325,0.06299232846767874,0.06150420526071348,0.06015109608648127,0.059145185727311776,0.05555173192608534,0.05422047264736486,0.053820469410279875,0.05243772294429973,0.05133485791954347,0.05080140995346086,0.050390280782319954,0.0488850424216423,0.04735463275830943,0.04656987644455213],"twin_dists":[0.26968369802842806,0.2706341224789131,0.27329445230689203,0.27543316505800086,0.2828775178348013,0.28533173739621637,0.2863485805183545,0.28764802656794747,0.28796642863455163,0.28797786431214817,0.2991138164694869,0.30539799038994647,0.306715573427033,0.30793652383778514,0.30885890240868774,0.3122632441120941,0.3135707392896021,0.31396879487347257,0.31536398046778735,0.31649883705229837,0.31705504879429064,0.3174870481252299,0.3190941784980698,0.32077108678312016,0.3216486023531411],"n_dims_used":44,"mean_confidence":0.9201199791648171},"coverage":{"mean_confidence":0.9201199791648171,"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}}