{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001336","487:4870000508","487:4870000798","487:4870000562","487:4870000384","487:4870000448","487:4870000635","487:4870000717","487:4870000726","487:4870004229","487:4870001809","466:4660013290","487:4870000387","466:4660009336","487:4870000279","490:4900012823","487:4870001335","487:4870001432","487:4870000638","487:4870000511","487:4870000224","487:4870000984","466:4660012107","487:4870003375","487:4870000716"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,466,487,466,487,490,487,487,487,487,487,487,466,487,487],"twin_sims":[0.35013513052657097,0.2952238924253386,0.22182314284345886,0.15556795709088142,0.1339792952348757,0.12982626833340863,0.12600835938312882,0.09334013616355219,0.08792794781724335,0.06984018530582242,0.06504825663443894,0.06378256778096703,0.06301208708448018,0.05687045482295453,0.05175747733346069,0.0491321086594054,0.047759808523194766,0.04379432490911936,0.04315449175323962,0.04199254227582367,0.03960043005668462,0.03850669557957669,0.03264675514634045,0.03177670499574167,0.03082332423982791],"twin_dists":[0.18815546899534288,0.20287220152595348,0.22538929580217207,0.25053812761681604,0.26040207186173525,0.26243376918138595,0.2643452840026151,0.28284654201671683,0.286386501091299,0.29964415386918997,0.3036189906042686,0.3047086512731181,0.30538066852662793,0.3109933654400995,0.31606158569487325,0.318827583183533,0.3203227692795457,0.3248550651234676,0.3256183541767429,0.3270291808528117,0.3300404498928625,0.3314687564361103,0.3397656493495039,0.34110400135119606,0.34260700673895667],"n_dims_used":43,"mean_confidence":0.9044556728629178},"coverage":{"mean_confidence":0.9044556728629178,"n_dims_used":43,"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}}