{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002171","494:4940004101","494:4940004950","487:4870003218","487:4870001921","494:4940004588","494:4940005214","487:4870002872","487:4870002257","494:4940005705","487:4870003372","487:4870002274","487:4870003252","494:4940005231","487:4870002500","494:4940005210","496:4960007929","490:4900000901","494:4940008016","487:4870003504","494:4940004957","494:4940006481","487:4870001358","496:4960004668","487:4870002985"],"twin_admin_codes":[487,494,494,487,487,494,494,487,487,494,487,487,487,494,487,494,496,490,494,487,494,494,487,496,487],"twin_sims":[0.541434073155032,0.29543052607468656,0.25978801063265416,0.24931030147929314,0.20605192574197542,0.17217452794881255,0.17159770937022958,0.15864271871076382,0.15815946633586495,0.15513790477239248,0.15473542175639793,0.15286331148781976,0.15193028106952208,0.1423753133714815,0.1340456532296716,0.13213230213464977,0.12844278804078627,0.11900505809706169,0.11374062753861376,0.11233639073950674,0.09940729954884295,0.09665775165534575,0.09245674862359218,0.09194201561280725,0.0849711813690078],"twin_dists":[0.1438659938562837,0.202814020010097,0.2132386678589345,0.21647057592878297,0.23084269106714875,0.24361397970590784,0.24384621989079602,0.24921696940297183,0.24942336785769972,0.2507244283410411,0.2508991285276273,0.25171613266837367,0.25212605773749297,0.2564347763976784,0.2603699960214042,0.26129969455042,0.2631214613461341,0.26796913814238527,0.2708021414963696,0.2715748149155874,0.27906577679716926,0.2807560132317693,0.2834130528557136,0.28374512208199204,0.28839407783074494],"n_dims_used":43,"mean_confidence":0.9100803109102471},"coverage":{"mean_confidence":0.9100803109102471,"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}}