{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002836},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002837","487:4870002004","469:4690003100","490:4900006110","487:4870002714","487:4870002968","484:4840003769","494:4940004703","490:4900006963","466:4660005465","490:4900006236","490:4900007089","494:4940004584","487:4870002963","494:4940007543","487:4870002513","490:4900001577","469:4690002694","487:4870002425","494:4940000659","480:4800004359","484:4840003966","490:4900006233","490:4900005859","483:4830000071"],"twin_admin_codes":[487,487,469,490,487,487,484,494,490,466,490,490,494,487,494,487,490,469,487,494,480,484,490,490,483],"twin_sims":[0.0056456672591694195,0.004023708883475288,0.0016438479364812258,0.0008783097511946263,0.0007449734846615685,0.000742757564563362,0.0006361391336617347,0.00042548748653874923,0.0003959210194131833,0.0002842241201486391,0.00021755391643058365,0.00015564076334080728,0.000057160600390417444,0.00003977496970128362,0.00003953793225171686,0.000027648852382089523,0.000021618219225427893,0.000021528130290353303,0.000016821489063075313,0.000014210500057883933,0.000013923048275531224,0.000012636395235268544,0.000011664925553182025,0.000011248245414602727,0.000010523596703563158],"twin_dists":[0.4178999728364153,0.43135347783428957,0.4650419117384858,0.48724612570250386,0.4929130141826147,0.4930149419456593,0.4982880849719367,0.5117211378201982,0.5140896103038193,0.5248519518416646,0.5333736272829538,0.5438612593903313,0.57408771187496,0.5846450538662229,0.5848174771016286,0.5950442062513212,0.6019783811822077,0.6020953803083677,0.608967424686556,0.6136216840609742,0.6141831636175793,0.6168403614990261,0.6190239348090307,0.6200142842616176,0.6218232722789556],"n_dims_used":43,"mean_confidence":0.8947820441667423},"coverage":{"mean_confidence":0.8947820441667423,"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}}