{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001828},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004232","487:4870004066","487:4870004067","487:4870002256","487:4870002996","487:4870001829","490:4900000489","466:4660009673","466:4660009672","487:4870002984","487:4870004363","490:4900000699","487:4870004101","496:4960008153","487:4870002080","487:4870001529","487:4870002265","487:4870003079","496:4960008760","487:4870002008","487:4870003121","487:4870001249","487:4870004210","487:4870002009","487:4870001643"],"twin_admin_codes":[487,487,487,487,487,487,490,466,466,487,487,490,487,496,487,487,487,487,496,487,487,487,487,487,487],"twin_sims":[0.5043833853343376,0.41355851117775466,0.40291857411609533,0.3485587216543995,0.31597688533155227,0.31020898735583874,0.2936076930122945,0.29342171019507945,0.2915919509751345,0.27768839075374363,0.26940454997806035,0.26927228408837717,0.26492754109470995,0.26312991137949526,0.259962492748643,0.2594098616073208,0.2581576689159265,0.2526972852711747,0.24523957324293968,0.24381318351726808,0.23801352093302747,0.22961545645826886,0.22893418546856756,0.22877135835524134,0.2270709192094553],"twin_dists":[0.15194966623640543,0.1725871439762053,0.1751159688178362,0.18855955836372626,0.19714298779668882,0.1987129784837865,0.20332810444700927,0.20338066224139031,0.2038987991462516,0.20790108105019245,0.21034384122684163,0.21038321679264252,0.21168337628504263,0.2122251977706385,0.21318555229010794,0.21335386046326887,0.21373606280849755,0.21541656080633204,0.2177495729516678,0.2182009652942893,0.22005412798652046,0.22279053536985116,0.2230153868273127,0.22306919286877985,0.22363262093215133],"n_dims_used":43,"mean_confidence":0.90687773948492},"coverage":{"mean_confidence":0.90687773948492,"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}}